Could The Quarter (400-Meter Run) Be The Best Fitness Metric For Longevity?
What if running one lap around the track could reveal more about your longevity potential than any other fitness test?
The 400-meter run is known in track and field as the “race of truth,” challenging your fast-twitch and slow-twitch muscle fibers, aerobic and anaerobic energy systems, and your ability to maintain your technique as fatigue sets in. I revere it as the single best longevity marker known.
In this episode, I explain why mainstream fitness programming emphasizes aerobic conditioning while often neglecting the speed, power, and explosiveness that decline much more…
The skinny
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