
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."
著者の声を通じて本を感じる
知識を魅力的で例が豊富な洞察に変換
キーアイデアを瞬時にキャプチャして素早く学習
楽しく魅力的な方法で本を楽しむ
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.
『Keep Sharp』の核心的なアイデアを分かりやすいポイントに分解し、革新的なチームがどのように創造、協力、成長するかを理解します。
『Keep Sharp』を素早い記憶のヒントに凝縮し、率直さ、チームワーク、創造的な回復力の主要原則を強調します。

鮮やかなストーリーテリングを通じて『Keep Sharp』を体験し、イノベーションのレッスンを記憶に残り、応用できる瞬間に変えます。
何でも質問し、声を選び、本当にあなたに響く洞察を一緒に作り出しましょう。

"Instead of endless scrolling, I just hit play on BeFreed. It saves me so much time."
"I never knew where to start with nonfiction—BeFreed’s book lists turned into podcasts gave me a clear path."
"Perfect balance between learning and entertainment. Finished ‘Thinking, Fast and Slow’ on my commute this week."
"Crazy how much I learned while walking the dog. BeFreed = small habits → big gains."
"Reading used to feel like a chore. Now it’s just part of my lifestyle."
"Feels effortless compared to reading. I’ve finished 6 books this month already."
"BeFreed turned my guilty doomscrolling into something that feels productive and inspiring."
"BeFreed turned my commute into learning time. 20-min podcasts are perfect for finishing books I never had time for."
"BeFreed replaced my podcast queue. Imagine Spotify for books — that’s it. 🙌"
"It is great for me to learn something from the book without reading it."
"The themed book list podcasts help me connect ideas across authors—like a guided audio journey."
"Makes me feel smarter every time before going to work"

Keep Sharpの要約をPDFまたはEPUBで無料でダウンロード。印刷やオフラインでいつでもお読みいただけます。