How to Be Stronger in Your 40s Than in Your 20s

12 Sept 2025 · 1 min
1:20

YouTube video featuring Tim Ferriss discussing his personal fitness, claiming he is stronger in his 40s than before. Ferriss (age 43) reports body stats and describes using very slow single-set-to-failure training, simple equipment (dumbbells, kettlebells, Nautilus machines while traveling), and prioritizing longevity and injury avoidance over explosive athletic performance.

Questions this video answers

43 years old.

90 kilograms.

4%.

1.90 meters.

Very slow single-set-to-failure (Einzelsatz bis Versagen) training.

Chapters

More from Jeffrey

56:49
youtube.com

A Biochemist Reversed His Own Heart Plaque - Here’s How He Did It

1d ago
52:23
youtube.com

When It Shrinks, Your Immunity Goes With It - Boundless Life Podcast

6d ago
53:58
youtube.com

A Duke Doctor vs. A Bioenergetics Expert: Who's Right?

1w ago
46:19
youtube.com

The Thyroid Fix You Probably Never Heard Of - With Dr. Amie Hornaman

1w ago
51:05
youtube.com

3 Experts: The Surprising Truth About What Makes You Age

2w ago
58:41
youtube.com

How to Stop Losing Muscle on GLP-1s (But Still Burn the Fat)

2w ago
53:15
youtube.com

The Solution to Aging Might Be Closer Than Anyone Realizes - With Ben Goertzel

3w ago
41:27
youtube.com

Study Reveals You Need LESS Sleep Than You Think | Ben Greenfield

3w ago
1:01:43
youtube.com

The Hidden Causes Of Your Gut Issues (It’s Not What You Think)

4w ago
1:03:05
youtube.com

MIT Scanned ChatGPT Users' Brains. Here's What They Found | With Jim Kwik

1mo ago
50:49
youtube.com

The Secret to His Strength Isn't What You'd Think | With John Jubilee

1mo ago
See all content