actuallybadbetterbloodbreakdowncaloriescarbscardiocommentsdaviddebatedietevidenceexercisefatfitnessfunctionalgogginshealthheavyindustryinsightsisraeteljustketokettlebellliftinglonglongevitylossmakementalmikemusclenutritionomegapainphysionicproteinrereallyresistancerespondingrunningscienceseedsteroidtermtipstrainingtruthwrong