Leonard Guarente was 38 and by now a tenured professor at Massachusetts Institute of Technologies when he made a decision to commit himself to one of the most alluring difficulties in biology: ways to slow down aging. More than 3 many years later on, the 72-year-outdated Guarente is considered a https://www.wsj.com/health/wellness/longevity-antiaging-leonard-guarente-business-f55643f4?mod=health_lead_story