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

*The Obesity Code* challenges traditional weight-loss advice by arguing obesity stems from hormonal imbalances, particularly insulin resistance, rather than calorie intake. Dr. Fung emphasizes reducing refined carbohydrates, adopting intermittent fasting, and prioritizing diet quality to regulate insulin levels and achieve sustainable weight loss.

Who should read *The Obesity Code*?

This book is ideal for individuals struggling with weight loss, those interested in intermittent fasting, or anyone seeking to understand the hormonal roots of obesity. It’s also valuable for people with type 2 diabetes or insulin resistance, as it offers science-backed strategies to improve metabolic health.

Is *The Obesity Code* worth reading?

Yes, *The Obesity Code* is praised for its evidence-based approach to obesity, blending clinical insights with actionable steps. Reviews highlight its paradigm-shifting perspective on insulin’s role and its practical fasting protocols, making it a standout resource for long-term health.

How does insulin resistance cause obesity according to Dr. Fung?

Chronic high insulin levels from excessive carbohydrate consumption drive fat storage and insulin resistance, creating a cycle where the body prioritizes storing calories rather than burning them. This hormonal imbalance suppresses fat breakdown, leading to weight gain despite calorie restriction.

What diet does Dr. Jason Fung recommend in *The Obesity Code*?

Dr. Fung advocates for a low-carbohydrate, high-healthy-fat (LCHF) diet combined with intermittent fasting. This approach reduces insulin spikes, promotes fat burning, and includes nutrient-dense foods like vegetables, proteins, and natural fats while avoiding sugars and refined grains.

Why does calorie counting fail for weight loss, per *The Obesity Code*?

Calorie-focused diets ignore insulin’s role in fat regulation. Restricting calories temporarily lowers weight but slows metabolism and increases hunger hormones, leading to rebound weight gain. Dr. Fung argues hormonal balance, not calorie math, determines long-term success.

What are the benefits of intermittent fasting in *The Obesity Code*?

Intermittent fasting lowers insulin levels, allowing the body to access stored fat for energy. Dr. Fung highlights improved insulin sensitivity, reduced inflammation, and enhanced autophagy (cellular repair) as key benefits, making fasting a cornerstone of sustainable weight management.

What are common criticisms of *The Obesity Code*?

Some critics argue the book oversimplifies obesity’s causes or downplays exercise’s role. Others express skepticism about fasting’s practicality for all individuals. However, Dr. Fung’s hormonal model is widely credited for reframing obesity as a metabolic disorder.

肥胖代码

杰森·方

4.37(37469 Reviews)

《肥胖代码》概述

冯博士（Dr. Fung）的革命性畅销书揭穿了卡路里神话，揭示了控制体重的关键是胰岛素而非意志力。本书引发了间歇性禁食运动，挑战了你对肥胖的所有认知。如果出问题的不是你的身体，而是你得到的饮食建议呢？

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第 1 章

Breaking the Obesity Code: A Revolutionary Approach to Weight Loss

Ever wondered why your weight loss efforts fail despite your best intentions? Dr. Jason Fung's groundbreaking book "The Obesity Code" challenges everything we thought we knew about obesity. As a Toronto nephrologist treating patients with kidney failure, Fung noticed something profound-the conventional approach to treating obesity and diabetes was fundamentally flawed. While the book has sold over a million copies worldwide and been translated into 15 languages, its revolutionary premise remains controversial in mainstream medicine: obesity isn't about calories or willpower, but hormones-specifically insulin. Celebrities like Tim Ferriss and Joe Rogan have championed its approach, with Rogan calling it "the book that finally made sense of weight gain." What makes this book so powerful is how it dismantles decades of nutritional dogma with a simple, biology-based framework that explains why diets fail and what actually works.

第 2 章

The Calorie Deception: Why "Eat Less, Move More" Fails

The conventional wisdom about obesity seems straightforward: consume fewer calories than you burn, and you'll lose weight. This calorie-focused approach has dominated medical advice for decades. Yet despite its apparent simplicity, it has spectacularly failed. Obesity rates continue to soar despite countless calorie-restricted diets. Why? The calorie model contains five fatal flaws. First, it assumes caloric intake and expenditure are independent variables-they're not. When you reduce calories, your body automatically reduces energy expenditure to match. Second, it assumes basal metabolic rate remains constant-it doesn't. Your metabolism can vary by up to 50% depending on hormonal signals. Third, it assumes we consciously control eating-we don't. Powerful hormones regulate hunger and satiety. Fourth, it assumes fat stores are unregulated-they're not. Multiple hormones tightly control body fat. Fifth, it assumes all calories affect the body identically-they don't. Different foods trigger vastly different hormonal responses. The Carnegie Institute demonstrated this reality back in 1919. When participants reduced calories by 30%, their energy expenditure decreased by almost exactly the same amount. The famous Minnesota Starvation Experiment showed similar results-cutting calories caused metabolism to drop by 40%, body temperature to fall to 95.8F, and heart rate to slow dramatically. The body defends its weight like a thermostat, not a bank account. Perhaps the most devastating evidence came from the Women's Health Initiative Dietary Modification Trial. Nearly 50,000 women followed a low-fat, reduced-calorie diet for over seven years. Despite successfully reducing daily intake by 342 calories, they lost barely one pound after 7.5 years. Even worse, their waist measurements increased, indicating they'd actually gained fat while losing muscle. This pattern is familiar to anyone who's dieted. You eat less, lose some weight, then plateau as metabolism slows and hunger increases. Eventually, you return to normal eating, but with a slower metabolism, quickly regaining all the lost weight plus more. Everyone silently blames you for failing, when in reality, you're simply responding to powerful biological signals designed to maintain your body's set weight.

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第 3 章

The Exercise Myth: Why You Can't Outrun Your Fork

Despite exercise's undeniable health benefits, its effectiveness for weight loss is severely limited. The evidence contradicts our deeply held belief that physical activity is the key to managing weight. Consider this paradox: Americans exercise more than almost any other population (135 days per year), yet have triple the obesity rates of less active Dutch and Italians. From 2001-2011, physical activity increased across America, yet obesity rates climbed identically regardless of exercise levels. Even more surprising, Dr. Herman Pontzer's research on the Hadza hunter-gatherers, who walk 15-20 miles daily, found they burn the same calories as typical Western office workers. Why doesn't exercise lead to weight loss? The math tells the story. Total energy expenditure isn't just exercise-it's the sum of basal metabolic rate (BMR), thermogenic effect of food, non-exercise activity, and exercise itself. The crucial insight is that BMR accounts for about 95% of daily calorie expenditure. For an average male burning 2,500 calories daily, walking moderately for 45 minutes burns just 104 calories-less than 5% of total energy use. Our bodies also compensate for increased exercise in two ways. First, we unconsciously eat more after exercising-Harvard research found children consumed an extra 292 calories for each additional hour of exercise. Second, we reduce non-exercise activity after intense workouts. Studies of schoolchildren receiving physical education showed they compensated by being less active at home, resulting in identical total activity levels as children without PE classes. This explains why studies consistently show exercise produces far less weight loss than expected-typically only 30% of predicted amounts. A ten-month controlled study where participants exercised five times weekly burning 600 calories per session resulted in just 10 pounds lost instead of the expected 35 pounds. The Women's Health Study followed nearly 40,000 women and found those exercising more than an hour daily lost no more weight than less active groups over ten years. Exercise is like brushing your teeth-important for health but not for weight loss. Diet is Batman, and exercise is Robin. Diet does 95% of the work while exercise, though beneficial, simply isn't effective for managing weight on its own.

第 4 章

The Overfeeding Paradox: Not All Calories Are Created Equal

If reducing calories doesn't reliably cause weight loss, does increasing calories always cause weight gain? The answer reveals another flaw in conventional thinking. Personal trainer Sam Feltham conducted a fascinating self-experiment to test this question. He consumed 5,794 calories daily for 21 days on a low-carbohydrate, high-fat diet (10% carbs, 53% fat, 37% protein). Despite calorie calculations predicting a 16-pound weight gain, he gained only 2.8 pounds while actually losing an inch from his waist. To verify this wasn't genetic luck, Feltham then consumed nearly identical calories (5,793/day) for another 21 days but following a standard American diet (64% carbs, 22% fat, 14% protein). This time he gained 15.6 pounds and 3.6 inches on his waist-almost exactly matching caloric predictions. This overfeeding paradox demonstrates that excess calories alone aren't sufficient for weight gain; diet composition plays a crucial role. Dr. Ethan Sims' famous overfeeding experiments revealed similar truths. Lean college students couldn't gain weight voluntarily, and Vermont prisoners fed 4,000 calories daily initially gained weight but then stabilized. Even those consuming 10,000 calories daily gained only 20-25% of their original weight-far less than caloric theory predicted. The key finding was that metabolism increased dramatically-total energy expenditure rose 50% from 1,800 to 2,700 calories daily as bodies tried to burn off excess calories. Our bodies defend a predetermined "set point" weight through powerful homeostatic mechanisms. When weight drops below this set point, compensatory mechanisms activate-hunger hormones increase while metabolism decreases, making us feel hungry, cold, and tired. Conversely, when we exceed our set point, appetite decreases and metabolism increases to burn excess calories. Dr. Rudolph Leibel proved this in 1995: subjects gaining 10% body weight increased daily energy expenditure by nearly 500 calories, while those losing 10-20% reduced energy expenditure by about 300 calories. This explains why diets initially work but eventually plateau-we're fighting our own body's regulatory system. The problem in obesity isn't overeating; it's that the body's set point is too high. Getting fat makes us eat more, not the reverse. The crucial question becomes: what determines this set point and how can we lower it?

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第 5 章

Insulin: The Fat Storage Hormone

Obesity isn't caused by excess calories but by a hormonal imbalance that sets body weight too high. While many hormones regulate hunger and satiety, the key hormone causing obesity is insulin. I can make anybody fat by prescribing insulin. It won't matter if you have willpower or exercise regularly-with enough insulin and time, you will gain weight. This isn't theoretical; it's proven by multiple clinical studies. In the 1993 Diabetes Control and Complications Trial, type 1 diabetics receiving high-dose insulin gained 9.8 pounds more than the standard group, with 30% experiencing "major" weight gain. Similarly, the United Kingdom Prospective Diabetes Study showed type 2 diabetics gained 6.8 pounds with intensive insulin treatment. Most remarkably, a 1993 study showed patients gained an average of 19 pounds despite reducing caloric intake by 300 calories daily. Insulin, not calories, drove their weight gain. Even non-diabetics with insulinomas (insulin-secreting tumors) experience weight gain in 72% of cases, with weight loss occurring after tumor removal. Different diabetes medications affect insulin levels and weight differently, providing further evidence of insulin's causal link to obesity. Sulfonylureas, which stimulate insulin production, consistently cause weight gain. Metformin, which decreases liver glucose production without raising insulin, causes no weight gain. When compared directly, insulin treatment caused the most weight gain (10+ pounds), sulfonylureas caused moderate gain (6 pounds), while metformin caused no more weight gain than diet alone. The newest SGLT-2 inhibitors, which lower insulin by 43%, consistently produce sustained weight loss, predominantly from fat tissue. Even medications unrelated to diabetes confirm the insulin-weight connection. A meta-analysis of 257 randomized trials found that drugs affecting insulin levels consistently impact weight. Lowering insulin levels has the opposite effect of raising them-it causes weight loss. Untreated type 1 diabetics experience severe weight loss despite high caloric intake because their insulin levels are extremely low. This condition has been known since ancient times, with Aretaeus of Cappadocia describing it as "a melting down of flesh and limbs into urine." The evidence consistently shows drugs raising insulin cause weight gain, while those lowering insulin cause weight loss, independent of blood sugar effects. Research suggests 75% of weight-loss response is predicted by insulin levels-not willpower, calories, or exercise.

第 6 章

Insulin Resistance: The Hidden Driver of Obesity

Oprah Winfrey's public weight battles illustrate a fundamental truth about obesity: long-standing weight problems are extraordinarily difficult to treat. Despite every advantage-personal chefs, trainers, and cutting-edge knowledge-she still regained 40 pounds after her 2005 weight loss success. Time dependence in obesity is rarely acknowledged but universally understood. While obesity typically develops gradually (1-2 pounds per year), after decades this accumulates to significant weight gain. Those who've been obese for years find weight loss vastly more difficult than those with recent weight gain. Neither conventional caloric theories nor the carbohydrate-insulin hypothesis account for this time dependence. Both assume losing 10 pounds should be equally achievable whether you've been overweight for one week or one decade-but reality proves otherwise. Any comprehensive obesity theory must explain why duration matters so dramatically. While high insulin levels cause weight gain and food choices influence insulin, we're missing a critical pathway that increases insulin independent of diet: insulin resistance. Insulin resistance develops when the hormone insulin (the key) no longer fits properly into the cell's insulin receptor (the lock). When this happens, less glucose enters the cell despite glucose accumulating outside. To compensate, the body produces more insulin keys, attempting to force enough doors open to maintain normal glucose entry. In a normal situation, ten insulin keys might each allow two glucose molecules into cells (twenty total). With insulin resistance, each key might only let one glucose molecule enter. To achieve the same result, the body must produce twenty keys instead of ten. This compensation maintains normal glucose metabolism but at the cost of constantly elevated insulin levels-which drives obesity. The key insight is that insulin causes insulin resistance, but insulin resistance also causes high insulin-creating a vicious cycle that worsens over time. This explains why obesity is time-dependent; the longer you're obese, the harder it becomes to reverse. After decades in this cycle, significant insulin resistance develops, keeping insulin levels high regardless of diet changes. Persistence is crucial for developing resistance. Normally, hormones are secreted in brief pulses with long periods of low levels between, preventing the body from developing resistance. In the 1960s, Americans ate three meals a day with no snacks, maintaining fourteen hours of fasting and ten hours of feeding daily. Despite consuming Oreos, white bread and sugar, obesity wasn't yet epidemic because they experienced daily periods of low insulin. By 2003, most Americans were eating five to six times daily, reducing the time between meals by 30%. This constant insulin exposure creates the perfect conditions for insulin resistance. The balance between fed state (insulin dominant) and fasted state (insulin deficient) has been destroyed, with most time now spent in the fed state.

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第 7 章

The Deadly Effects of Fructose: Sugar's Toxic Legacy

Sugar's fattening nature was acknowledged in the 1977 Dietary Guidelines, but this warning was overshadowed by anti-fat hysteria. Sugar consumption rose steadily from 1977-2000, paralleling rising obesity rates, with diabetes following a decade later. Sugar-sweetened drinks became the worst offenders, providing 22% of dietary sugar by 2000 as Americans consumed 56 gallons per person annually. Research shows daily consumption of sugar-sweetened drinks increases diabetes risk by 83%, and diabetes prevalence rises 1.1% for every extra 150 sugar calories daily. But what makes sugar particularly harmful? Glucose and fructose are fundamentally different sugars. Glucose, a six-sided ring molecule, can be used by virtually every cell in the body, circulates in the blood, and serves as the brain's preferred energy source. Fructose, a five-sided ring molecule found naturally in fruit, is metabolized only in the liver and doesn't circulate in the blood. Table sugar (sucrose) is 50% glucose and 50% fructose, while high-fructose corn syrup contains 55% fructose and 45% glucose. Fructose metabolism differs critically from glucose metabolism. While nearly every cell can use glucose for energy, only the liver can metabolize fructose. This concentrated metabolic burden is like the difference between pressing with a hammer versus a needlepoint. The liver rapidly converts fructose into glucose, lactose and glycogen, but unlike glucose, there's no regulatory system to handle excess fructose-it's simply converted to fat, causing fatty liver disease which directly leads to insulin resistance. Studies show fructose's devastating metabolic effects happen quickly: healthy subjects given 1,000 extra calories of fructose daily developed 25% worse insulin sensitivity in just seven days. Another study showed that consuming 25% of calories as fructose induced pre-diabetes in healthy volunteers within eight weeks, while glucose consumption did not. The liver normally acts like a balloon-filling with energy during meals as insulin directs glucose storage as glycogen, then releasing this energy between meals as insulin levels fall. But when the liver becomes crammed with fat, insulin struggles to force more energy in, requiring increasingly higher insulin levels to accomplish the same task-creating insulin resistance. This becomes a vicious cycle: insulin resistance leads to higher insulin levels, which encourage more fat storage in the already fatty liver, causing even more insulin resistance. Sucrose plays a dual role in obesity-glucose directly stimulates insulin, while fructose causes fatty liver and insulin resistance. This makes sucrose twice as harmful as glucose alone, with effects that develop over decades, not days.

第 8 章

The Power of Fasting: Breaking the Insulin Cycle

Long-term dieting fails because it only addresses half the problem. While changing what we eat helps initially, it doesn't solve the underlying issue of insulin resistance that maintains our high body set weight. To break this cycle, we need periods of very low insulin levels, which can only be achieved through fasting. Fasting-the voluntary abstinence from food for health, spiritual or other reasons-is different from starvation, which is involuntary. This ancient healing tradition has been prescribed since the time of Hippocrates, who wrote "To eat when you are sick, is to feed your illness." Benjamin Franklin called fasting "the best of all medicines." When glucose is unavailable, the body naturally adapts by using fat for energy. This transition occurs in several stages: 1. Feeding: During meals, insulin rises, allowing glucose uptake by tissues and excess storage as liver glycogen. 2. Post-absorptive phase (6-24 hours): As insulin falls, glycogen breaks down to release glucose. 3. Gluconeogenesis (24-48 hours): The liver manufactures new glucose from amino acids and glycerol. 4. Ketosis (1-3 days): Fat breaks down into fatty acids and glycerol. Ketone bodies are produced to fuel the brain. 5. Protein conservation (after 5 days): Growth hormone maintains muscle mass while metabolism runs on fatty acids and ketones. Fasting is the most efficient strategy to decrease insulin levels, as all foods raise insulin. Even short fasting periods of 24-36 hours effectively reduce insulin, with longer fasts producing more dramatic reductions. Regular fasting significantly improves insulin sensitivity-the missing piece in the weight-loss puzzle. Most diets restrict insulin-raising foods but don't address insulin resistance. By fasting, you efficiently reduce insulin resistance since it requires both persistent and high insulin levels. Lower insulin also promotes water and salt excretion through the kidneys, explaining the rapid initial weight loss (averaging 1.9 pounds daily for the first five days) that exceeds what would be expected from caloric restriction alone. Contrary to popular myths, fasting doesn't burn muscle for energy-it would be evolutionarily disadvantageous. Studies show alternate daily fasting decreases body weight by 6% but fat mass by 11.4%, while lean mass remains unchanged. The brain doesn't require glucose exclusively; it can use ketones during fasting. Metabolism doesn't decrease during fasting-it actually increases by up to 12% as the body switches from burning sugar to fat. Clinical experience shows fasting is surprisingly well-tolerated. Dr. Garfield Duncan described a patient who lost 24 pounds in 14 days of fasting, experiencing not weakness but a "sense of well-being." In an extreme case, physicians monitored a man during a 382-day therapeutic fast where he lost 276 pounds with no electrolyte abnormalities. The crucial difference between fasting and other diets is its intermittent nature. Constant caloric restriction leads to metabolic adaptation and plateaus, while intermittent fasting breaks through resistance. Studies comparing portion control to intermittent fasting found similar weight loss but significantly lower insulin levels and insulin resistance in the fasting group.

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第 9 章

The Five Simple Rules for Weight Loss

Based on the hormonal theory of obesity, here are the five fundamental steps for sustainable weight loss: 1. Reduce consumption of added sugars Sugar is uniquely fattening because it increases insulin both immediately and long-term by causing insulin resistance in the liver. With no redeeming nutritional qualities, added sugars should be eliminated first in any weight loss effort. The challenge lies in identifying hidden sugars, which appear under numerous aliases in processed foods-sucrose, glucose, fructose, high fructose corn syrup, and many others. Almost all packaged foods, sauces, dressings, and condiments contain added sugars, making label-reading essential. The "healthy snack" concept is one of the greatest weight-loss deceptions. Constant eating leads to constant insulin stimulation and eventual insulin resistance. The solution is simple: don't snack at all. 2. Reduce consumption of refined grains Refined grains, especially white flour, stimulate insulin more than almost any other food. Reducing or eliminating white flour significantly improves weight-loss potential. While whole grains are better than refined ones, containing more vitamins and fiber, they're still highly processed in modern mills. The ultrafine particles from modern milling techniques ensure rapid absorption and increased insulin effect. Instead, enjoy carbohydrates in their natural, whole, unprocessed form like vegetables, quinoa, chia seeds, and beans. 3. Moderate protein consumption Unlike refined grains, protein shouldn't be eliminated but moderated to 20-30% of total calories. Excessively high-protein diets are difficult to follow since protein-rich foods typically contain significant amounts of fat (meat, dairy) or carbohydrates (legumes). Extremely restrictive high-protein diets that rely on egg whites and very lean meats are unpalatable and unsustainable. Meal replacement shakes, bars, and protein powders are highly processed "fake foods" that don't produce lasting weight loss and keep consumers dependent on their products. 4. Increase consumption of natural fats Dietary fat stimulates insulin least among the three macronutrients, making it potentially protective rather than fattening. Focus on natural, unprocessed fats like olive oil, butter, coconut oil, beef tallow, and leaf lard instead of highly processed vegetable oils high in inflammatory omega-6 fatty acids. The Mediterranean diet's olive oil (especially extra-virgin) contains antioxidants with anti-inflammatory properties that may reduce cholesterol, decrease blood clotting, lower blood pressure, and reduce cardiovascular disease risk. 5. Increase consumption of protective factors Fiber and vinegar help blunt insulin response. Fiber, the non-digestible part of food, promotes health through multiple mechanisms: requiring more chewing (reducing intake), decreasing palatability, adding bulk that increases satiety, slowing stomach emptying and glucose absorption. Vinegar helps reduce insulin resistance-just two teaspoons taken with high-carbohydrate meals can lower blood sugar and insulin by up to 34%. While these dietary changes are essential, they're only half the solution. The missing piece is incorporating intermittent fasting to address insulin resistance directly. By balancing periods of eating (insulin dominant) with periods of fasting (insulin deficient), we restore the natural metabolic rhythm that prevents insulin resistance from developing. This approach doesn't just treat the symptoms of obesity but addresses its root hormonal causes.

第 10 章

The Path Forward: Breaking the Obesity Code

The simplest answer to weight loss often comes from children: "Skip a few meals." Yet we've created endless complicated rules about eating six times daily, counting calories, reading labels, and following specific dietary protocols. Despite all these intricate rules, we're getting fatter than ever. Weight loss fundamentally comes down to understanding obesity's hormonal roots, with insulin as the main driver. There are two main considerations for proper food choices: what to eat and when to eat. For the first, simple guidelines include reducing refined grains and sugars, moderating protein, increasing natural fats, and maximizing protective factors like fiber and vinegar. For the second, balance insulin-dominant periods with insulin-deficient periods through intermittent fasting. Other factors affecting weight like sleep deprivation and stress must be addressed directly with proper techniques. The importance of each factor varies by individual-for some, sugar may be the main pathway to obesity; for others, chronic sleep disturbance. With a thorough understanding of obesity's causes comes rational and successful treatment-and the possibility of eradicating type 2 diabetes and metabolic syndrome. The conventional calorie-based model of obesity has failed us for over fifty years. It's time to embrace the hormonal model that explains the actual biology of weight gain. By focusing on insulin and insulin resistance rather than calories, we can finally break the obesity code and achieve lasting weight management.

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《肥胖代码》核心主题

insulin resistance
hormonal weight regulation
intermittent fasting
metabolic adaptation
caloric reduction myths

《肥胖代码》经典语录

Obesity is a hormonal, not a caloric, imbalance.
Insulin is the major hormone that tells our body to gain weight.
The solution to obesity is therefore to lower insulin.
What you eat is important, of course, but perhaps even more important is when you eat.
Diet is Batman, and exercise is Robin.

《肥胖代码》主要人物

Dr. Jason FungAuthor and Toronto nephrologist
Dr. Herman PontzerResearcher who studied the Hadza hunter-gatherers
Sam FelthamPersonal trainer who conducted overfeeding trials

关于作者

杰森·冯（Jason Fung）博士是《纽约时报》畅销书《肥胖代码》（The Obesity Code）的作者，他是一位常驻多伦多的肾脏科医生，也是间歇性禁食和代谢健康领域的全球知名专家。冯博士毕业于多伦多大学，曾任加州大学洛杉矶分校（UCLA）研究员，他通过临床实践和畅销著作挑战了治疗肥胖的传统方法。

他的著作包括《糖尿病代码》（The Diabetes Code）和《癌症代码》（The Cancer Code），主张将低碳水化合物饮食和治疗性禁食作为逆转慢性疾病的工具。这些主题植根于他数十年的研究，以及他在“禁食方法”（The Fasting Method）担任领导职务的经验——这是他共同创立的一个旨在教育全球患者的平台。

冯博士关于胰岛素抵抗和肥胖的非主流观点曾被《华盛顿邮报》、美国国家公共广播电台（NPR）和哥伦比亚广播公司（CBS）报道，并与哈佛大学和美国癌症协会等机构开展过合作。他的作品被翻译成20多种语言，累计销量超过一百万册，确立了他作为预防性健康策略领域领军人物的地位。

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1,000,000+ curious minds.

4.7

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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."

@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

"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

"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

查看更多网络上关于 BeFreed 的讨论

开启你的学习之旅，就是现在

第 9 章

肥胖代码

概述《肥胖代码》概述

一本书，多种聆听方式。

Breaking the Obesity Code: A Revolutionary Approach to Weight Loss

The Calorie Deception: Why "Eat Less, Move More" Fails

边听边看，每个词都清晰呈现

The Exercise Myth: Why You Can't Outrun Your Fork

The Overfeeding Paradox: Not All Calories Are Created Equal

从 《肥胖代码》中收获更多

Insulin: The Fat Storage Hormone

Insulin Resistance: The Hidden Driver of Obesity

边听边看，每个词都清晰呈现

The Deadly Effects of Fructose: Sugar's Toxic Legacy

The Power of Fasting: Breaking the Insulin Cycle

从 《肥胖代码》中收获更多

The Five Simple Rules for Weight Loss

The Path Forward: Breaking the Obesity Code

你已读完 《肥胖代码》

《肥胖代码》核心主题

《肥胖代码》经典语录

《肥胖代码》主要人物

关于作者

下载《肥胖代码》摘要

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关于本书的常见问题

What is The Obesity Code by Dr. Jason Fung about?

Who should read The Obesity Code?

Is The Obesity Code worth reading?

How does insulin resistance cause obesity according to Dr. Fung?

该学习计划的一部分

New research in cardiometabolic disease

Starting glp

Reverse T2D via lifestyle & CGM hacks

发现更多

1,000,000+ curious minds.

1,000,000+ curious minds.

一本书，多种聆听方式。

Breaking the Obesity Code: A Revolutionary Approach to Weight Loss

The Calorie Deception: Why "Eat Less, Move More" Fails

边听边看，每个词都清晰呈现

The Exercise Myth: Why You Can't Outrun Your Fork

The Overfeeding Paradox: Not All Calories Are Created Equal

从 《肥胖代码》中收获更多

Insulin: The Fat Storage Hormone

Insulin Resistance: The Hidden Driver of Obesity

边听边看，每个词都清晰呈现

The Deadly Effects of Fructose: Sugar's Toxic Legacy

The Power of Fasting: Breaking the Insulin Cycle

从 《肥胖代码》中收获更多

The Five Simple Rules for Weight Loss

The Path Forward: Breaking the Obesity Code

你已读完 《肥胖代码》

用户还喜欢

该学习计划的一部分

New research in cardiometabolic disease

Starting glp

Reverse T2D via lifestyle & CGM hacks

发现更多

《肥胖代码》概述

从《肥胖代码》中收获更多

从《肥胖代码》中收获更多

你已读完《肥胖代码》

从《肥胖代码》中收获更多

从《肥胖代码》中收获更多

你已读完《肥胖代码》