Acting

Ben Greenfield

Born 20 December 1981 · Lewiston, Idaho, USA · 44

Ben Greenfield (born December 20, 1981) is a triathlete, personal trainer, nutritionist, author, public speaker, and former bodybuilder known for the practice of biohacking. He has participated in 13 Ironman competitions and over 120 races, becoming a USA Triathlon top-ranked athlete in his age group for a period of time.