
Neurosurgeon Dr. Sanjay Gupta reveals groundbreaking strategies to protect your brain at any age. This NYT bestseller, endorsed by Bill Gates as "a helpful primer," debunks aging myths while offering a science-backed blueprint for cognitive longevity that Arianna Huffington calls "a must-read owner's manual."
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What if everything you believed about aging and your brain was wrong? For decades, we've accepted a grim narrative: our brains peak in our twenties, then slide into inevitable decline, with dementia lurking as an unavoidable fate. But here's the truth that changes everything-your brain can generate new cells at seventy just as vigorously as at twenty-five. Every four seconds, someone develops dementia worldwide, yet over 90% of brain health isn't locked in your genes. It lives in your daily choices. This isn't about preventing disease; it's about unleashing cognitive potential you didn't know you had. Stand in an operating room and watch a living brain pulsate beneath surgical lights. It's not the gray, rubbery mass from textbooks but a glistening pink organ with whitish-yellow patches, crisscrossed by blood vessels, trembling with each heartbeat. Its consistency resembles gelatin-surprisingly fragile for something that contains your entire existence. Weighing barely three pounds, it devours 20% of your body's blood and oxygen despite representing only 2.5% of your weight. What makes human brains extraordinary isn't just size but architecture. Our brain-to-body ratio of 1/40 dwarfs other mammals. While we share a "reptilian brain" managing breathing and heartbeat with lizards, our massive cerebral cortex-two square feet when unfolded-enables language, abstract thought, and the ability to ponder our own existence. Inside, roughly 100 billion neurons connect through trillions of synapses, creating networks more complex than any computer ever built. The brain you have today isn't the brain you're stuck with tomorrow.
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Cree par des anciens de Columbia University a San Francisco
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"It is great for me to learn something from the book without reading it."
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"Makes me feel smarter every time before going to work"
Cree par des anciens de Columbia University a San Francisco

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