Leonard Guarente was 38 and by now a tenured professor at Massachusetts Institute of Engineering when he chose to devote himself to Probably the most alluring problems in biology: how you can decelerate aging. In excess of 3 decades later on, the seventy two-calendar year-previous Guarente is considered a grandfather https://www.wsj.com/health/wellness/longevity-antiaging-leonard-guarente-business-f55643f4?mod=health_lead_story