In a recent interview with Joe Rogan, Robert Downey Jr. shared that martial arts saved his life. The actor struggled with addiction for several years before getting sober in 2003.
In sobriety, Downey Jr. discovered Wing-Chun, a form of Kung Fu. He trained with a master who has been a fight consultant on several of his movies. Downey Jr. said that training a martial art has given him the discipline he needs to stay sober.
Downey Jr. is just one of many celebrities that avidly trains a martial art. Here are a few more.