The Switch: Ignite Your Metabolism with Intermittent Fasting, Protein Cycling, and Keto

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Product Details

$26.99  $24.83
Gallery Books
Publish Date
6.1 X 9.1 X 1.3 inches | 1.06 pounds

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About the Author

James W. Clement is a lawyer and entrepreneur turned research scientist who has devoted the past two decades to understanding the science of life extension. He is best known for his Supercentenarian Research Study, which he started in 2010 with Professor George M. Church of Harvard Medical School. Through worldwide collaborations and in his own laboratory in Gainesville, Florida, he focuses on advancing cutting-edge biomedical discoveries so that humanity can take advantage of these antiaging breakthroughs. Visit him at or follow him on Twitter @JamesWClement.

Kristin Loberg has collaborated on a lengthy list of New York Times bestselling books, including Dr. David Perlmutter's Grain Brain and Dr. David B. Agus's The End of Illness and A Short Guide to a Long Life.


"The Switch is a very balanced book, with plenty of nuanced suggestions for how you can make your food situation just a little bit better without making too many radical changes."--Mashable
"I was blown away by this book. Through many years of research and an immersion in cutting-edge research, James Clement has produced the best book I've read on fasting and autophagy. Definitely worth the read!"
--David A. Sinclair, PhD, New York Times bestselling author of Lifespan
"The Switch is a breakthrough twenty-first-century antiaging book!"
--Durk Pearson, Scientist and Coauthor of the #1 national bestseller Life Extension
"There is an easy way to make your cells stronger and younger. James Clement has done the science to crack the code for all of us to stay younger longer. Read this book!"
--Dave Asprey, founder of Bulletproof and New York Times bestselling author of The Bulletproof Diet
"A must-read for anybody interested in promoting lifespan and health span."
--Dr. Steve Horvath, Professor of Human Genetics & Biostatistics at UCLA

"The Switch will undoubtedly rewrite your health destiny."
--David Perlmutter, MD, #1 New York Times bestsellinga uthor of Grain Brain and Brain Wash
"James Clement is a rare trailblazer in scientific circles. The Switch offers a paradigm shift in the way we think about health--and how to avoid decline and illness. This is a must read."
--Mark Hyman, #1 New York Times bestselling author of Food: What the Heck Should I Cook?
"The Switch is a sweeping and fascinating journey on the science of aging and life-extension. Additionally, Clement offers years of distilled research with a practical guide to switch on the body's innate ability to rejuvenate itself to live a longer and healthier life."
--Travis Christofferson, author of Tripping Over the Truth and Curable