What is *The Cancer Code* by Dr. Jason Fung about?

*The Cancer Code* presents a revolutionary framework for understanding cancer as an evolutionary disease driven by insulin dysregulation. Dr. Fung challenges traditional genetics-focused approaches, emphasizing the “soil” (body environment) over the “seed” (genetic mutations). He links obesity and type 2 diabetes to cancer risk and advocates lifestyle changes like intermittent fasting and low-carb diets to create a “hostile soil” for cancer.

Who should read *The Cancer Code*?

This book is essential for cancer patients seeking alternative perspectives, healthcare professionals exploring metabolic connections to oncology, and anyone interested in preventive strategies. It’s particularly valuable for readers familiar with Dr. Fung’s previous work on diabetes and obesity.

Is *The Cancer Code* worth reading?

Yes—it combines cutting-edge research with actionable advice, offering a paradigm shift from conventional cancer narratives. Its focus on modifiable risk factors like diet and insulin levels makes it a practical complement to traditional treatments.

What is the “seed vs. soil” theory in *The Cancer Code*?

The theory posits that cancer develops through two factors: genetic mutations (“seed”) and the body’s internal environment (“soil”). Dr. Fung argues that modern medicine overemphasizes genetic targeting while neglecting metabolic factors like insulin resistance that fuel cancer growth.

How does insulin dysregulation relate to cancer according to Dr. Fung?

Chronic high insulin levels create a pro-growth environment, accelerating cell division and increasing DNA replication errors. This metabolic dysfunction—common in obesity and type 2 diabetes—explains why these conditions elevate cancer risk.

What lifestyle changes does *The Cancer Code* recommend for cancer prevention?

Key strategies include: - Intermittent fasting to lower blood glucose and insulin - Reducing refined carbohydrates and sugars - Maintaining healthy weight through dietary modifications

How does *The Cancer Code* differ from traditional cancer research approaches?

While mainstream oncology focuses on genetic mutations and targeted therapies, Dr. Fung emphasizes systemic metabolic factors. He critiques the oversimplification of cancer as purely a genetic disease, advocating for holistic environmental interventions.

What are the criticisms of *The Cancer Code*?

Some oncologists argue the book oversimplifies cancer’s complexity and understates the role of genetic factors. Critics note that while metabolic interventions show promise, they shouldn’t replace evidence-based treatments like chemotherapy.

Клетка-бунтарь. Откровенный разговор о раке и о том, как его победить

Джейсон Фанг

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Обзор книги Клетка-бунтарь. Откровенный разговор о раке и о том, как его победить

Книга доктора Джейсона Фанга «Раковый код» (The Cancer Code) переворачивает наше представление о раке, рассматривая его как внутреннее восстание, а не как внешнего захватчика. Бросая вызов традиционному акценту на генетике, этот автор бестселлеров и практикующий врач предлагает метаболический подход через прерывистое голодание. Что, если профилактика рака в большей степени зависит от того, чего вы *не* едите?

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Глава 1

The Silent Revolution: Understanding Cancer's Ancient Origins

Cancer has been medicine's most formidable adversary for centuries, yet our understanding of it has undergone a remarkable transformation in recent decades. Dr. Jason Fung's groundbreaking work challenges conventional wisdom about cancer's nature, presenting a revolutionary perspective that reframes this disease as an evolutionary throwback rather than simply a collection of genetic mutations. This book has become required reading in oncology programs nationwide, with luminaries like Siddhartha Mukherjee praising its "paradigm-shifting approach." Even celebrities like Gwyneth Paltrow have cited its influence on their wellness philosophies. What makes this work so compelling is how it connects ancient cellular mechanisms to modern disease, offering not just scientific insights but practical strategies for prevention and treatment. The implications are profound: cancer may not be a random accident but a programmed response deeply embedded in our evolutionary history.

Глава 2

Trench Warfare: Why We're Losing the Cancer Battle

Despite billions in funding and decades of research, cancer remains stubbornly resistant to our best efforts. When President Nixon declared "war on cancer" in 1971, many believed victory was just around the corner. Yet while heart disease deaths plummeted by 17% between 1969-2014, cancer deaths rose by a staggering 84%. The National Cancer Institute's annual budget of $5.74 billion and countless nonprofits raising millions have yielded disappointingly modest results. This pattern of failure extends beyond cancer. Consider obesity: in 1985, no American state had obesity rates above 10%; by 2016, not a single state had rates under 20%. The conventional wisdom of "eat less, move more" has utterly failed. Similarly, type 2 diabetes continues its relentless spread despite an arsenal of medications that treat symptoms while ignoring root causes. The medical establishment's reluctance to acknowledge failure has become a significant barrier to progress. When Dr. John Bailar published his 1986 analysis showing cancer deaths had increased 56% from 1962-1982, he faced hostility rather than thoughtful reconsideration of approaches. This institutional resistance to changing course resembles trench warfare - bloody, costly, and ultimately futile. Even more concerning is how cancer treatments are evaluated. Most FDA-approved cancer drugs (68% from 1990-2002) don't actually improve life expectancy but merely shrink tumors - a measurement largely irrelevant to survival since cancer kills through metastasis, not size. Of 71 drug approvals granted during this period, only 12 were proven to extend life, most by mere weeks or months. The math is sobering: 691 reported "breakthroughs" resulted in just 12 marginally effective drugs. Yet there are reasons for hope. Cancer deaths have been declining since the early 1990s, partly due to smoking cessation but also because our fundamental understanding of cancer has undergone a revolution. Over the past century, our paradigm has shifted three times: first viewing cancer as excessive growth, then as accumulated genetic mutations causing growth, and now as something completely different - cells that transform into an "alien species" derived from our own bodies. From this new understanding, promising treatments are finally emerging that may end this long war in the trenches.

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Глава 3

Cancer Through the Ages: The Evolution of Our Understanding

Cancer has been humanity's companion since prehistoric times. Unlike diseases that have come and gone, cancer has remained a persistent adversary throughout human history. Hippocrates named it "karkinos" (crab) for its tendriled appearance and ability to spread throughout the body. Early physicians viewed it as an excess of "black bile" or stagnant lymph, treating it as a systemic disease rather than a local one. By the 1830s, microscopes revealed cancer originated from cells with unregulated growth - establishing cancer paradigm 1.0: a disease of excessive growth requiring killing solutions. This led to increasingly aggressive treatments. Dr. William Halsted championed radical mastectomies, removing not just affected tissue but wide margins including chest wall muscles and lymph nodes. While disfiguring and painful, these procedures were considered necessary sacrifices. Results proved mixed - patients with localized cancer did well, but those with metastatic disease fared poorly regardless of surgical extent. Radiation therapy emerged rapidly after Wilhelm Rontgen identified X-rays in 1895. Within a year, Emil Grubbe was treating breast cancer with crude hour-long X-ray exposures. Early German approaches favored large, caustic doses with impressive remissions but severe side effects. By 1927, French scientists developed fractionated radiotherapy - smaller doses delivered over multiple days - exploiting cancer cells' higher sensitivity to radiation damage while allowing normal tissues to recover. Perhaps most surprising was chemotherapy's origin in warfare. World War I's deadly mustard gas selectively destroyed bone marrow and white blood cells. In 1942, Yale doctors secretly treated a lymphoma patient known only as "J.D." with a mustard gas derivative, producing a miraculous but temporary remission. By 1948, Sidney Farber pioneered folic acid-blocking drugs for childhood leukemia, achieving spectacular but temporary results. The 1960s saw combination chemotherapy dramatically improve outcomes - increasing remission rates to 60% for childhood leukemia and 80% for Hodgkin's disease. What unites these approaches? All attack cancer's perceived strength - growth - through surgical cutting, radiation burning, or chemical poisoning. While representing significant medical progress, they failed to address the fundamental question: what was causing this uncontrolled growth in the first place? This question would lead to the next major paradigm shift in cancer understanding.

Глава 4

The Hallmarks of Cancer: What Makes Cancer Cancer?

Cancer isn't a single disease but a collection of many diseases united by common characteristics. While traditional cancer biology focused on "splitting" cancers into distinct types based on their cell of origin, researchers Doug Hanahan and Robert Weinberg took a "lumper" approach in their landmark 2000 paper "The Hallmarks of Cancer," identifying the fundamental principles that make cancer cancer. Their work became the most influential in cancer research history by focusing on similarities rather than differences among cancer types. They identified eight hallmarks shared by most cancers: First, cancer cells sustain proliferative signaling - the most fundamental hallmark. While normal adult bodies maintain perfect balance between cell creation and death, cancer cells continuously replicate and grow. This growth is normally regulated by proto-oncogenes that accelerate growth (like a car's accelerator) and tumor suppressor genes that decelerate growth (like brakes). In cancer, this balance is disrupted. Second, cancer cells evade growth suppressors. Tumor suppressor genes like Rb and p53 (mutated in up to 50% of human cancers) normally act as brakes on cell growth. When these genes are inactivated, the restraints on growth are released. Third, cancer cells resist cell death. Normal cells have a built-in expiration date through apoptosis - programmed cell death that allows for healthy tissue turnover. Cancer cells resist this natural death process, disrupting the balance between cell creation and elimination. Fourth, cancer cells enable replicative immortality. Normal cells can divide only a finite number of times (the Hayflick limit) before they stop and die. Cancer cells, however, produce telomerase, an enzyme that rebuilds telomeres, allowing them to replicate indefinitely. This immortality was dramatically demonstrated by HeLa cells from Henrietta Lacks, which have continued growing for decades after her death in 1951. Fifth, cancer cells induce angiogenesis - building new blood vessel networks to supply oxygen and nutrients. This involves coordinating growth signals across multiple cell types to create functioning vasculature that can sustain continued tumor growth. Sixth, cancer cells activate invasion and metastasis - the ability to break free from adhesion molecules, survive in the bloodstream, and colonize entirely different environments. This makes cancer deadly, causing approximately 90% of cancer deaths. Seventh, cancer cells deregulate cellular energetics. They exhibit a puzzling metabolic preference known as the Warburg effect - using inefficient glycolysis even when oxygen is abundant, generating only 2 ATP molecules per glucose versus 36 from normal oxidative phosphorylation. To compensate, cancer cells express more glucose transporters to increase glucose uptake. Eighth, cancer cells evade immune destruction. The immune system naturally detects and destroys abnormal cells, including cancer cells. For tumors to survive, they must develop mechanisms to evade immune detection and destruction. These eight hallmarks can be simplified into four essential characteristics: Growth, Immortality, Mobility, and Energy metabolism. While identifying these hallmarks helps define cancer, they only describe its characteristics rather than explaining why or how cancers develop.

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Глава 5

The Cancer Triggers: What Causes Cells to Transform?

While many medical professionals state that cancer is caused by genetic mutations, these mutations are actually the mechanism, not the root cause. We've known about carcinogens - factors that cause cancer to develop - for centuries. The first documented carcinogen was identified in 1761 by Dr. John Hill, who linked smokeless tobacco to nasal "polypusses." More definitive proof came from Sir Percivall Pott in 1775, who discovered that chimney sweeps developed scrotal cancer from chronic exposure to soot containing benzopyrene. Asbestos, a natural mineral prized for being fireproof and an excellent insulator, became the perfect industrial material despite its deadly properties. Despite early awareness of its toxicity - ancient Roman slave miners suffered "sickness of the lungs" - asbestos use peaked in 1973. The first death from asbestos was recorded in 1906, and by 1938, it was linked to pleural mesothelioma. Corporate interests suppressed research findings, including Dr. Leroy Gardner's 1940s study showing 82% of mice exposed to asbestos developed cancer. Mesothelioma rates skyrocketed from 1-2 cases per million to 15,000 per million by 1976 - a horrifying 1.5 million percent increase. Radiation, too, has been recognized as a powerful carcinogen. Marie Curie, awarded Nobel Prizes in both Physics and Chemistry, discovered radium - the most radioactive substance known - which ultimately led to her chronic illness and death. The "Radium Girls," who painted watch dials with radium and moistened their brushes with their mouths, suffered horrific consequences as their bones literally disintegrated and they developed massive sarcomas. Perhaps most surprising was the discovery that infections could cause cancer. In 1957, Irish surgeon Denis Parsons Burkitt discovered an unusual childhood cancer in Africa that followed a distinct geographical pattern matching areas with specific temperature and rainfall patterns. Working with pathologist Michael Anthony Epstein, they identified the Epstein-Barr virus (EBV) - the first known human cancer-causing virus. The discovery that cancer could be caused by infections was revolutionary, suggesting both the frightening possibility that cancer might be contagious and the hopeful prospect that it might be preventable through vaccines. Other infectious causes were soon discovered. Hepatitis B and C viruses increase liver cancer risk by two hundred times and together cause about 80% of liver cancer cases globally. Human papillomavirus (HPV) was found in 99.7% of invasive cervical cancer cases. The bacterium Helicobacter pylori increases stomach cancer risk sixteenfold and accounts for 5.5% of global cancer burden. By the 1960s, scientists had identified multiple cancer causes: chemical carcinogens like asbestos and tobacco, physical carcinogens like radiation, and infectious agents. Approximately 18% of cancers have infectious origins. Despite knowing many underlying factors, cancer paradigm 1.0 lacked a unifying mechanism to explain how these diverse causes led to cancer.

Глава 6

The Genetic Revolution: Cancer as a DNA Disease

By the 1970s, a new paradigm emerged that would dominate cancer research for decades: cancer as a genetic disease. This perspective was built on foundations laid by Theodor Boveri, who hypothesized in 1902 that chromosomal abnormalities could cause cancer-like growth in sea urchin eggs, suggesting some genes stimulate growth while others stop it - ideas proven correct decades later with the discovery of oncogenes and tumor suppressor genes. The first human oncogene was identified in the 1970s when researchers isolated the src gene from Rous sarcoma virus. Nobel laureates Varmus and Bishop discovered the human equivalent of src, transforming cancer genetics understanding. By the late 1970s, other critical oncogenes (myc, egfr) and tumor suppressor genes (p53) were identified, providing a perfect explanation for cancer's rapid growth patterns. A dramatic breakthrough came in 1960 when researchers Peter Nowell and David Hungerford discovered the "Philadelphia chromosome" in patients with chronic myelogenous leukemia (CML) - a chromosomal abnormality where pieces of chromosomes 9 and 12 switched places. This abnormality produced the bcr/abl kinase protein that kept cell growth permanently "on." The drug imatinib (Gleevec) was developed to block this protein, achieving miraculous results in clinical trials - improving 53 of 54 patients in Phase 1 and clearing leukemic cells in 95% of early-stage CML patients in Phase 2. Another success came when Genentech identified the HER2/neu gene, overexpressed in 30% of breast cancers. Their ingenious solution was creating trastuzumab (Herceptin), a mouse-human hybrid antibody specifically targeting the HER2 protein. By 1998, the FDA approved Herceptin, and by 2005, trials showed it reduced breast cancer deaths by about one-third. By the early 2000s, our understanding of cancer had evolved from seeing it merely as "excessive growth" to recognizing it as a "disease of genetic mutations causing excessive growth." With imatinib proving the concept worked for blood cancers and trastuzumab for solid tumors, the genomic revolution seemed unstoppable. Pharmaceutical companies, universities, and startups rushed to develop targeted therapies, believing that mapping cancer mutations would lead to cures. However, cracks in this paradigm soon began to appear. In 2013, Angelina Jolie's preventive double mastectomy after testing positive for the BRCA1 gene mutation highlighted a sobering reality: despite decades of genetic research, surgical removal of organs remained the primary prevention for genetically high-risk cancers. Twin studies provided compelling evidence against a predominantly genetic basis for cancer. A large study of Scandinavian twin registries revealed that genetics accounts for only 27% of cancer risk, while environmental factors contribute 73%. Indigenous populations showed striking evidence of environment's role - Native Americans once considered virtually immune to cancer saw rates triple after adopting Western lifestyles. Similarly, migration studies showed that a Chinese woman moving to San Francisco doubles her breast cancer risk compared to staying in Shanghai. Despite billions in funding, The Human Genome Project's completion in 2000 failed to illuminate cancer's mysteries. The Cancer Genome Atlas (TCGA), a $1.35 billion project to sequence thousands of cancer genomes, produced disappointing results. By 2018, the PanCancer Atlas had mapped over 10,000 tumors across 33 cancer types - yet this monumental achievement generated little excitement because it produced few useful treatments or insights.

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Глава 7

Beyond Mutations: The Denominator Problem

By the 2000s, hundreds of potential cancer-causing genes had been identified, raising a puzzling question: why wasn't everyone getting cancer? This is the denominator problem - we need to know not just how many cancer samples have mutations, but how many normal tissues have the same mutations without developing cancer. Surprisingly, studies revealed that healthy cells could harbor numerous mutations - up to 4% of DNA could have mutations while still functioning normally. Almost one in four samples of normal skin contained cancer-associated mutations, and healthy esophageal cells from cancer-free individuals contained hundreds to thousands of mutations, including in known oncogenes. The NOTCH1 oncogene, found in 10% of esophageal cancers, was present in up to 80% of normal esophageal cells in cancer-free patients. This evidence challenged the simplistic premise that a single mutation in an oncogene or tumor suppressor gene causes cancer. Understanding the difference between proximate and root causes became crucial. Proximate causes are immediately obvious intermediate steps, while root causes require higher-level thinking to determine. For cancer, genetic mutations are merely the proximate cause. The more important question is what drives these mutations to occur. The somatic mutation theory proved "simple, compelling, elegant, and largely incorrect." This represents "preposterous reductionism" - reducing a problem to its smallest components while missing the big picture. Just as you can't understand rush-hour traffic by cataloging individual acts of braking and accelerating, you can't understand cancer by merely documenting thousands of genetic mutations without asking what's driving these changes. Despite this poor showing, researchers were slow to change course, with leaders still championing "genome driven oncology" as late as 2017. The idea of personalized, precision cancer treatment appealed widely to patients, physicians, and funding agencies, receiving millions in government support. However, the evidence was overwhelming that genetics-based precision medicine couldn't fulfill its initial promise. Between 2002-2014, 72 "new" cancer medications were approved, but the average drug extended life by only 2.1 months - a sobering reality at odds with public perception of major advances in cancer treatment. When launched in 2001, imatinib cost $26,400 per year. By 2016, its price had soared to over $120,000, despite an estimated manufacturing cost with a 50% profit margin of just $216 annually. The combination of ineffective drugs, reliance on surrogate outcomes, and ever-escalating prices signaled defeat in the war on cancer. But as the saying goes, the day is always darkest just before dawn.

Глава 8

The Seed and the Soil: A New Paradigm Emerges

English surgeon Stephen Paget first compared cancer to a seed in 1889, writing that "seeds are carried in all directions; but they can only live and grow if they fall on congenial soil." Like plants requiring the right seed, soil and conditions to grow, cancer needs all three elements to flourish. Yet cancer research has focused almost exclusively on the seed (genetic mutations) while largely ignoring the soil and conditions. This insight is empowering because it suggests we can potentially reduce cancer risk by modifying diet and lifestyle rather than being trapped by genetic destiny. Epigenetics - how environments change organisms without altering their DNA - plays a crucial role. DNA methylation can silence tumor suppressor genes without any genetic mutation. Like sheet music that can be played differently through crescendos and decrescendos while maintaining the same notes, genes can be expressed differently without changing the underlying DNA sequence. In 2009, the National Cancer Institute made an unconventional move by reaching beyond traditional cancer researchers to theoretical physicist Paul Davies and astrobiologist Charley Lineweaver. With no preconceived notions about cancer, these outsiders would usher in the next chapter in cancer understanding. The NCI recognized that funding the same researchers repeatedly yields the same tired answers, while physicists might offer fresh perspectives on cancer development. Davies recognized that cancer's pervasiveness across multicellular organisms suggests it's deeply embedded in life's evolutionary story - not a random mistake but a highly organized survival technique that predates humanity. To understand cancer's origins, we must examine how life evolved. Life began approximately 3.8 billion years ago when self-replicating RNA molecules became enclosed in protective phospholipid bilayers, creating the first cells. The prime directive of these early life forms was replication, which required growth, energy generation, and mobility. The transition from single-celled to multicellular organisms about 1.7 billion years ago represented another evolutionary milestone, as cellular cooperation and specialization created more complex and capable life forms. This fundamental shift changed priorities from individual benefit to collective survival. Single-cell organisms operate selfishly, focused solely on their own survival and reproduction. In contrast, cells in multicellular organisms follow strict rules of cooperation: 1. Growth: Single-cell organisms grow and replicate endlessly, stopping only when resources are depleted. Multicellular organisms impose strict growth controls through oncogenes and tumor suppressor genes. 2. Immortality: Single-cell organisms are inherently immortal, capable of infinite replication. Cells within multicellular organisms face strict mortality limits, with telomeres shortening until reaching senescence. 3. Movement: Single-cell organisms naturally roam to find favorable environments. Multicellular organisms require cells to remain anchored in their proper locations through adhesion molecules. 4. Energy: Single-cell organisms rely on primitive glycolysis, while multicellular eukaryotic cells predominantly use efficient oxidative phosphorylation when oxygen is available. Cancer represents the breakdown of multicellular cooperation, like a city dweller reverting to survivalist behavior when law and order collapse. The seeds of cancer exist within every cell of every multicellular animal because all multicellular life evolved from unicellular organisms. Only one force in the biological universe has the power to transform a cooperative multicellular cell into a competitive single-cell organism: evolution.

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Глава 9

Cancer as an Evolutionary Process: Darwin's Dangerous Idea

Cancer contains remarkable genetic diversity within a single tumor mass - called intratumoral heterogeneity (ITH). The Cancer Genome Atlas revealed that tumors sharing similar characteristics differ tremendously at the genetic level. Even within one patient, different sites of a single tumor exhibit vastly different mutations. In one study, nine samples from a primary tumor and three from metastatic sites showed only 37% shared mutations. Unlike the linear evolution proposed by the Somatic Mutation Theory, cancer evolves through branched-chain evolution - similar to how trees grow multiple branches. This robust process allows cancer to develop along multiple tracks simultaneously. When cancer encounters obstacles like chemotherapy that kills 99% of cells, only a single subclone needs to survive to repopulate the tumor. This has two major implications for treatment: single targeted treatments rarely succeed, and cancers inevitably evolve resistance. Most cancers share only a minority of genetic mutations, making single-drug approaches ineffective against the entire tumor. The logistics are daunting - a single biopsy misses most genetic abnormalities, and treating all mutations would require combining tens or hundreds of drugs. But why do independently evolving cancers develop such similar characteristics? The atavistic theory proposes that cancer is not forward evolution but backward evolution - a reversion to an evolutionarily earlier unicellular format. During evolution to multicellularity, new control systems were added to suppress unicellular behaviors like unrestricted growth, immortality, and mobility. These ancient programs weren't erased but merely suppressed. When these newer suppressive mechanisms fail, the old programming resurfaces. Recent research has categorized human genes into sixteen phylostrata based on evolutionary history. Studies show cancer cells preferentially express ancient unicellular genes while suppressing genes responsible for multicellular cooperation. The more aggressive the cancer, the more it expresses unicellular genes. Cancer cells are viewed by our immune system as a new invasive species. Natural killer cells recognize cancer cells as "non-self" and target them for destruction, similar to how they respond to viruses, bacteria, and fungi. Though cancer evolves from normal cells, it becomes a foreign species - redirecting resources toward itself, propagating at the host's expense, and adapting to survive in hostile environments. Cancer emerges when the normal cooperation between cells breaks down. Like a warlord rising from societal collapse, cancer cells revert to ancient survival programming. For cancer to develop, cellular damage must be both sublethal and chronic. Too much damage simply kills cells, while too little is repaired by normal mechanisms. Chronic sublethal damage activates repair mechanisms and stimulates cell division - like wounds that never heal. This new understanding explains several mysteries: why cancer can strike every part of the body (every cell contains the seed of cancer); why it affects virtually all multicellular life (all originated from single-cell organisms with embedded "cancer subroutines"); why all cancers share similar hallmarks (they revert to the same unicellular ancestor with its ancient survival mechanisms); and why cancer is so common (the origin already exists within every cell - we don't need to build it, only uncover it).

Глава 10

The Metabolic Dimension: Nutrition, Insulin, and Cancer

In 1981, Sir Richard Doll and Sir Richard Peto estimated that dietary factors including obesity and inactivity account for about 30 percent of cancer risk, possibly up to 60 percent. The crucial question remains: which specific dietary factors promote cancer? Despite decades of research costing hundreds of millions of dollars, we've established four critical facts: diet plays a major role in cancer; cancer is not caused by lack of dietary fiber; cancer is not caused by too much dietary fat; and cancer is not caused by vitamin deficiency. In fact, vitamin supplementation studies revealed concerning outcomes - beta-carotene supplements increased cancer rates and overall mortality, while folate supplementation increased risk of advanced cancer. Obesity has emerged as the primary nutritional factor in cancer risk, accounting for 20-30% of common cancers. The 1982 Cancer Prevention Study II revealed that obesity significantly increases cancer death rates - 52-62% higher for those with BMI over 40. Specific cancers show dramatic risk increases: liver cancer (452%), pancreatic cancer (261%), and numerous others. Even mild weight gain (11 pounds) increases breast cancer risk by 11%, ovarian cancer by 13%, and colon cancer by 9%. The common link between obesity, diabetes, and cancer? Hyperinsulinemia - excessive insulin in the blood. Breast cancer cells express six times the insulin receptors of normal breast tissue and require insulin to survive. High insulin levels increase colorectal cancer risk by up to 292 percent. Even non-obese people with high insulin levels face 250 percent increased cancer risk. The discovery of PI3K's role in cancer was revolutionary. This signaling pathway, activated by insulin, proved to be one of the most significant oncogenes in human cancer. Insulin evolved as both a growth hormone and nutrient sensor, creating a vital link between metabolism and cell growth. When we eat, insulin rises, signaling nutrient availability and triggering growth. When food is unavailable, insulin falls, halting growth and promoting cellular repair. This connection finally revealed the dietary factor most influencing cancer: not fiber, fat, or vitamin deficiency, but insulin stimulation. Similarly, insulin-like growth factor 1 (IGF-1) plays a crucial role. In Ecuador, a community of Laron dwarves with a mutation preventing IGF-1 production shows remarkable immunity to cancer, with rates below 1% compared to 20% in their relatives. Humans have three critical nutrient-sensing pathways that evolved to signal cells when to grow or not grow based on food availability. Insulin responds primarily to carbohydrates and proteins within minutes. mTOR responds mainly to protein over 18-30 hours. AMPK responds to overall cellular energy from all macronutrients over days to weeks. Together, these interconnected sensors provide exquisite information about nutrient type and duration of availability, all directly linked to cellular proliferation.

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Глава 11

The Final Frontier: Metastasis and Modern Treatments

Metastasis - the spread of cancer cells from their origin to other parts of the body - is responsible for approximately 90% of cancer deaths. This ability to move throughout the body fundamentally distinguishes malignant cancers from benign tumors. The metastatic cascade begins with invasion, which occurs in three steps: primary tumor formation, local invasion, and intravasation (entering the bloodstream). True metastasis is far more difficult than invasion, involving three challenging steps: survival in circulation, extravasation, and survival at the distant site. The bloodstream is an extraordinarily hostile environment where cancer cells face natural killer cells of the immune system and the physical trauma of blood turbulence. Metastasis is extraordinarily inefficient - while cancer cells reproduce every 1-2 days, tumors double only every 60-200 days, indicating most cancer cells don't survive. Surprisingly, metastasis isn't a late phenomenon but one of cancer's earliest steps. Cancer cells shed into the bloodstream (circulating tumor cells or CTCs) from very early stages, even when the primary tumor is undetectable. Nobel laureate Otto Warburg discovered that unlike normal cells, cancer cells generate energy primarily through glycolysis even when oxygen is plentiful - a phenomenon now called the Warburg effect. While normal cells use efficient oxidative phosphorylation to produce 36 ATP molecules per glucose molecule when oxygen is available, cancer cells predominantly use glycolysis, yielding only 2 ATP molecules and producing lactic acid. The Warburg effect isn't a metabolic mistake but a strategic advantage. While glycolysis is less efficient for energy production, it provides both energy and carbon building blocks needed for rapid growth. The lactic acid byproduct serves as a weapon, creating an acidic microenvironment that damages normal cells while cancer cells thrive. The previous cancer paradigms failed by attacking cancer's strengths rather than weaknesses. Cancer paradigm 1.0 targeted excessive growth with chemotherapy, but cancer evolved resistance. Paradigm 2.0 focused on blocking mutations, but cancer simply found alternate pathways. The evolutionary paradigm suggests enhancing our own immune defenses - immunotherapy - as the most promising strategy. Modern immunotherapy builds on early observations that tuberculosis patients had 60% lower cancer risk. Nobel laureate Dr. James Allison discovered that T cells have both activation switches and a previously unknown "kill switch" called CTLA-4 that cancer cells exploit. His breakthrough antibody ipilimumab blocks this kill switch, unleashing T cells against cancer. In clinical trials, over 20% of metastatic melanoma patients survived ten years after just three months of treatment. Another promising approach is adaptive therapy. Rather than using maximum tolerated doses to eradicate cancer (which creates selective pressure for resistant cells), adaptive therapy aims to manage cancer populations. Using lower, strategic doses only when cancer activity exceeds certain thresholds improved survival by 64% while using less than half the chemotherapy. Cancer remains medicine's deepest mystery. While we've unraveled the causes of many diseases - infections from microbes, heart disease from arterial blockages, genetic diseases from DNA mutations - cancer stands alone in its complexity and elusiveness. Yet our new understanding - that cancer is unlike anything else in medicine, a story stranger than science fiction that required insights from an astrobiologist to unlock - offers unprecedented opportunity for progress. To all those touched by cancer - researchers, doctors, patients, families - a new hope arises as we shed light on medicine's deepest mystery.

★★★★★

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Ключевые темы в Клетка-бунтарь. Откровенный разговор о раке и о том, как его победить

evolutionary oncology
metabolic disease origins
cancer paradigm shifts
cellular atavism
somatic mutation theory

Цитаты из Клетка-бунтарь. Откровенный разговор о раке и о том, как его победить

Cancer has been humanity's companion since prehistoric times.
Cancer isn't a single disease but a collection of many diseases.
Cancer cells resist this natural death process.
Cancer cells enable replicative immortality.
The medical establishment's reluctance to acknowledge failure has become a significant barrier to progress.

Персонажи в Клетка-бунтарь. Откровенный разговор о раке и о том, как его победить

Jason FungAuthor and physician who reframes cancer's nature
John BailarDoctor who analyzed rising cancer death rates
William HalstedSurgeon who championed radical mastectomies
Sidney FarberPioneer of chemotherapy for childhood leukemia
Emil GrubbeEarly practitioner of radiation therapy

Об авторе

Доктор Джейсон Фанг — нефролог из Торонто и автор бестселлера New York Times «Код рака» (The Cancer Code). Он является всемирно признанным авторитетом в области интервального голодания и стратегий метаболического здоровья.

В своей книге он исследует рак через призму диетических вмешательств и протоколов профилактического голодания, бросая вызов традиционным онкологическим концепциям. Как сооснователь программы The Fasting Method, Фанг сочетает клинический опыт, полученный во время обучения в Калифорнийском университете в Лос-Анджелесе (UCLA) и Университете Торонто, с практическим применением, помогая пациентам справляться с хроническими заболеваниями.

Его влиятельные труды, включая «Код ожирения» и «Код диабета», разошлись тиражом в миллионы экземпляров по всему миру и были переведены более чем на 20 языков. Эти работы утвердили его в качестве ведущего эксперта в области лечения заболеваний с помощью питания.

Исследования Фанга, часто освещаемые в PBS, NPR и The Washington Post, связывают академическую строгость с доступными решениями в области общественного здравоохранения. Книга «Код рака» отражает его десятилетия нефрологической практики и стремление к пересмотру общепринятых подходов к хроническим заболеваниям.

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Создано выпускниками Колумбийского университета в Сан-Франциско

LOVED BY

1,000,000+ curious minds.

4.7

avg rating

1M+ learners

"Instead of endless scrolling, I just hit play on BeFreed. It saves me so much time."

@Moemenn

"I never knew where to start with nonfiction—BeFreed’s book lists turned into podcasts gave me a clear path."

@Chloe, Solo founder, LA

117

"Perfect balance between learning and entertainment. Finished ‘Thinking, Fast and Slow’ on my commute this week."

@Raaaaaachelw

"Crazy how much I learned while walking the dog. BeFreed = small habits → big gains."

@Matt, YC alum

108

"Reading used to feel like a chore. Now it’s just part of my lifestyle."

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"Feels effortless compared to reading. I’ve finished 6 books this month already."

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"BeFreed turned my guilty doomscrolling into something that feels productive and inspiring."

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4.5K

"BeFreed turned my commute into learning time. 20-min podcasts are perfect for finishing books I never had time for."

@SofiaP

"BeFreed replaced my podcast queue. Imagine Spotify for books — that’s it. 🙌"

@Jaded_Falcon

201

"It is great for me to learn something from the book without reading it."

@OojasSalunke

"The themed book list podcasts help me connect ideas across authors—like a guided audio journey."

@Leo, Law Student, UPenn

483

"Makes me feel smarter every time before going to work"

@Cashflowbubu

"Instead of endless scrolling, I just hit play on BeFreed. It saves me so much time."

@Moemenn

"I never knew where to start with nonfiction—BeFreed’s book lists turned into podcasts gave me a clear path."

@Chloe, Solo founder, LA

117

"Perfect balance between learning and entertainment. Finished ‘Thinking, Fast and Slow’ on my commute this week."

@Raaaaaachelw

"Crazy how much I learned while walking the dog. BeFreed = small habits → big gains."

@Matt, YC alum

108

"Reading used to feel like a chore. Now it’s just part of my lifestyle."

@Erin, Investment Banking Associate , NYC

254

"Feels effortless compared to reading. I’ve finished 6 books this month already."

@djmikemoore

"BeFreed turned my guilty doomscrolling into something that feels productive and inspiring."

@Pitiful

4.5K

"BeFreed turned my commute into learning time. 20-min podcasts are perfect for finishing books I never had time for."

@SofiaP

"BeFreed replaced my podcast queue. Imagine Spotify for books — that’s it. 🙌"

@Jaded_Falcon

201

"It is great for me to learn something from the book without reading it."

@OojasSalunke

"The themed book list podcasts help me connect ideas across authors—like a guided audio journey."

@Leo, Law Student, UPenn

483

"Makes me feel smarter every time before going to work"

@Cashflowbubu

"Instead of endless scrolling, I just hit play on BeFreed. It saves me so much time."

@Moemenn

"I never knew where to start with nonfiction—BeFreed’s book lists turned into podcasts gave me a clear path."

@Chloe, Solo founder, LA

117

"Perfect balance between learning and entertainment. Finished ‘Thinking, Fast and Slow’ on my commute this week."

@Raaaaaachelw

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Клетка-бунтарь. Откровенный разговор о раке и о том, как его победить

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Одна книга. Множество способов её услышать.

The Silent Revolution: Understanding Cancer's Ancient Origins

Trench Warfare: Why We're Losing the Cancer Battle

Следите за каждым словом во время прослушивания

Cancer Through the Ages: The Evolution of Our Understanding

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Получите больше от Клетка-бунтарь. Откровенный разговор о раке и о том, как его победить

The Cancer Triggers: What Causes Cells to Transform?

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Следите за каждым словом во время прослушивания

Beyond Mutations: The Denominator Problem

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Получите больше от Клетка-бунтарь. Откровенный разговор о раке и о том, как его победить

Cancer as an Evolutionary Process: Darwin's Dangerous Idea

The Metabolic Dimension: Nutrition, Insulin, and Cancer

Следите за каждым словом во время прослушивания

The Final Frontier: Metastasis and Modern Treatments

Вы дочитали Клетка-бунтарь. Откровенный разговор о раке и о том, как его победить до конца

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