A fighter's life can be as mundane as it is grueling. Get up, eat, go to the gym, get some food and go right back to the gym. Day after day. Week after week. Month after month.
Many say they love it, though. And maybe those who live for the process are the most successful. Conor McGregor has called fighting his obsession.
Josh Barnett has been there. Like, around 15 years ago or so. Now? Not so much.
"I think you have to do what you have to do at the time that you have to do it," Barnett said.