Fitness professional who runs a YouTube channel called TheLeanMachines with his best friend John Chapman.
He was and still is a practicing personal trainer and health coach, which he believes to be the most rewarding job in the world.
His main channel has earned over 410,000 subscribers. He also has a second channel called TheLeanMachinesVlogs.
They brought in Jim Chapman for a YouTuber Fitness Test video in June of 2014.