(duration 43:19) Mark’s mission is to empower people to take full responsibility for their own health and enjoyment of life by investigating, discussing, and critically rethinking everything we’ve assumed to be true about health and wellness. http://marksdailyapple.com http://primalblueprint.com http://primalnutrition.com http://twitter.com/Mark_Sisson High endurance racing is not very healthy and detracts from longevity, because it requires higher …