Bryan Johnson Used My Clip to Promote Bad Science

Summary by Krater

The creator analyzes how his previous video criticizing the Norwegian 4x4 interval training protocol was taken out of context in a video by Bryan Johnson. He explains why he believes the clip misrepresents his views and discusses the science of VO2 max and exercise for longevity.

From the video

Answers: Why did Bryan Johnson use my video out of context?

• Norwegian 4x4 interval training
• VO2 max and longevity
• exercise misrepresentation
• cardiorespiratory fitness

Exercises

• cycling · stationary bike · 4:00 hard / 3:00 easy, 4 sets
• running · treadmill
• running

What it concludes

• Higher VO2 max is strongly associated with lower all-cause mortality and living longer.
• Pursuing the fastest short-term increases in VO2 max is not the best longevity strategy.
• VO2 max is influenced by years of general movement, cardiovascular health, muscle function, body composition, genetics, and overall lifestyle.
• For most people with low VO2 max, the problem is simply that they do not move enough.
• Both traditional endurance training and high-intensity interval training improve VO2 max.
• Consistent aerobic training at many different intensities can improve VO2 max and longevity without requiring brutal intervals.