Peter Attia· MD
the inverted j curve a lot of the the harvard prospective study even though they're prospective they're still epidemiologic a critic of this would say look we don't have any randomized data experimental human randomized data to tell us that the dose curve to exercise is non-linear again what that means is linear means the more you do the better you get you're proposing the more you do the better you get to a point and then it actually goes down hence the inverted or upside down j