The 4-Hour Body: an Uncommon Guide to Rapid Fat-Loss, Incredible Sex, and Becoming Superhuman

#1 NEW YORK TIMES BESTSELLER • In The 4-Hour Body, Tim Ferriss, the game-changing author of The 4-Hour Workweek, reveals how to unlock your peak physical potential with minimal effort.

Described by Kevin Kelly of Wired as “a practical crash course in how to reinvent yourself,” this book explores the possibility of reaching your genetic potential in just six months. Could you sleep only two hours a day and still outperform those who get eight? Can you lose more fat than a marathoner while indulging in your favorite foods? According to Ferriss, the answer is yes—and much more.

The 4-Hour Body is the culmination of over a decade of relentless research and experimentation, combining insights from hundreds of elite athletes, numerous MDs, and countless hours of Ferriss’s personal trials. From Olympic training centers to unconventional labs, from Silicon Valley to South Africa, Ferriss obsessively pursued one question:

What are the smallest changes that yield the most significant results?

Through thousands of tests, this book delivers practical, data-driven answers for both men and women. It shares how Tim gained 34 pounds of muscle in just 28 days—without steroids and with only four hours of gym time. From fitness to sleep, and even enhancing your sex life, this guide covers it all, backed by methods that work.

In less than 30 minutes each, you’ll learn:

• How to lose those stubborn last 5-10 pounds—or even over 100 pounds—with unconventional food combinations and safe supplements
• Strategies to prevent fat gain while indulging during weekends or holidays
• Techniques for feeling fully rested on just two hours of sleep
• Methods to achieve 15-minute female orgasms
• Ways to triple testosterone and double sperm count
• A program to progress from running 5 kilometers to 50 kilometers in 12 weeks
• How to reverse "permanent" injuries
• Tricks to fund a beach vacation with a single hospital visit

And that’s only scratching the surface. With over 50 topics covered, including real-world experiments involving more than 200 test subjects, The 4-Hour Body shows you that you don’t need better genetics or more exercise—you need immediate results that drive you to keep going.

This is exactly what The 4-Hour Body offers: a blueprint for achieving the extraordinary with the smallest changes.