The Circadian Code: Lose Weight, Supercharge Your Energy, and Transform Your Health from Morning to Midnight: Longevity Book
Satchin Panda PhD

The Circadian Code: Lose Weight, Supercharge Your Energy, and Transform Your Health from Morning to Midnight: Longevity Book

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Last updated Sep 20, 2026 at 2:27am
Satchin Panda PhD

About this product

When we eat may be as important as what we eat. Discover how to align your lifestyle with your body’s natural clock for better overall health—from an award-winning circadian rhythm and aging researcher. “A complete program to recalibrate your day/night activities, optimize sleep, lose weight, learn/work, and exercise.”—Valter Longo, PhD, internationally bestselling author of The Longevity Diet
Most people typically wake up, get hungry for meals, and doze off in bed around the same time every day. But if you’ve ever experienced jet lag or pulled an all-nighter, you know that this schedule can easily be thrown off kilter. For some people, that imbalance—difficulty sleeping at night, hunger at odd times, or sudden fatigue at noon—is a constant. Dr. Satchin Panda, one of the leading researchers on circadian rhythms, has a plan to reset your body clock.
Beginning with an in-depth explanation of the circadian clock—why it’s important, how it works, and how to know it isn’t working— The Circadian Code outlines lifestyle changes to make to get back on track. It’s a concrete plan to enhance weight loss, improve sleep, optimize exercise, and manage technology so that it doesn’t interfere with your body’s natural rhythm. Dr. Panda’s life-changing methods show you the keys to avoiding and alleviating chronic ailments like diabetes, cancer, and dementia, as well as digestive conditions like acid reflux, heartburn, and irritable bowel disease.
In short, knowing your circadian code might just be the secret to turning back the clock and slowing down the aging process. Read more

Editor's Take

Readers on Goodreads generally describe The Circadian Code as engaging, practical, and easy to understand, with many praising its clear explanation of circadian rhythm science and actionable health advice. Some reviewers say it changed how they think about sleep, eating windows, and daily routines. Book sellers and review sites also highlight that readers found the advice useful for improving energy, sleep, and weight management. A few reviewers note it is more of a science-forward lifestyle guide than a fast-paced narrative, but the overall response is strongly positive.

On Reddit and other forums, discussion tends to focus on the book’s core ideas: time-restricted eating, morning light exposure, and consistent sleep schedules. Review bloggers similarly describe it as informative, motivating, and grounded in research. A video review on YouTube was found for the exact book, indicating there is at least one real review/unboxing-style discussion available online.

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Specifications

Publisher Rodale Books
Publication date February 11, 2020
Language English
Print length 288 pages
ISBN-10 0593135903
ISBN-13 978-0593135907
Item Weight 2.31 pounds
Dimensions 5.15 x 0.55 x 7.96 inches
Best Sellers Rank #32,770 in Books ( See Top 100 in Books ) #14 in Sleep Disorders #18 in Physiology (Books) #67 in Aging & Longevity (Books)
Customer Reviews 4.6 4.6 out of 5 stars (1,951)

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