How to Use Exercise to Improve Your Brain’s Health, Longevity & Performance

1859.858 - 1880.257 Andrew Huberman

Where typically people's heart rate is either close to or at their maximum heart rate for some period of time, either 30 seconds, 60 seconds, two minutes, or in some cases, people are pushing really, really hard for four minutes, then resting for four minutes, then pushing really hard for four minutes, then resting for four minutes, four times over the so-called four by four program that I know a number of you have heard about.