.@​bryan_johnson studied Shopify CEO @​tobi’s biomarkers during an endurance race and realized competitive drivers are elite athletes: - 110°F cockpit, no cool

.@​bryan_johnson studied Shopify CEO @​tobi’s biomarkers during an endurance race and realized competitive drivers are elite athletes: - 110°F cockpit, no cooling - ~700 lbs of force through turns - 142 avg. heart rate, 171 peak - Respiration rate = running an 8-min mile [▻](https://video.twimg.c…