Luke Combs shared details about the “rumination” caused by his ”wicked” obsessive-compulsive disorder that traps him in a cycle of intrusive thoughts.

Luke Combs says he has a type of obsessive-compulsive disorder known as 'pure O,' an unofficial diagnosis where the compulsions are entirely mental.

The country music star says he has had OCD since the age of 12. Country music superstar Luke Combs is sharing details about his struggle with obsessive-compulsive disorder, or OCD, a struggle that he says can be "all consuming" in his life.