Leonard Guarente was 38 and previously a tenured professor at Massachusetts Institute of Technology when he decided to dedicate himself to Probably the most alluring troubles in biology: ways to decelerate ageing. A lot more than three a long time afterwards, the seventy two-12 months-old Guarente is considered a grandfather https://www.wsj.com/health/wellness/longevity-antiaging-leonard-guarente-business-f55643f4?mod=health_lead_story