Posted 1 hour agoSubscribe to Screen Time NewsletterCaret DownDwayne Johnson Explained Why He's Lost So Much Weight RecentlyThe actor is currently "dieting."by Natasha JokicBuzzFeed StaffFacebookPinterestLink Dwayne Johnson explained why he's recently lost weight. Steve Granitz / FilmMagic The actor and former wrestler is currently promoting The Smashing Machine, directed by Benny Safdie, in which he gained 30 pounds to play real-life UFC fighter Mark Kerr. He further donned a number of prosthetics for the part, which took three to four hours to apply.