Leonard Guarente was 38 and already a tenured professor at Massachusetts Institute of Engineering when he chose to dedicate himself to one of the most alluring difficulties in biology: tips on how to decelerate growing old. Over three decades afterwards, the seventy two-12 months-previous Guarente is considered a grandfather from https://www.wsj.com/health/wellness/longevity-antiaging-leonard-guarente-business-f55643f4?mod=health_lead_story