Obsessive-compulsive disorder (OCD) is characterized by repetitive, unwanted, intrusive thoughts (obsessions) and irrational, excessive urges to do certain actions (compulsions).

What is Formal Thought Disorder (FTD)? Formal thought disorder describes a communication phenomenon where the subject expresses their thought, through language (verbal or written) in a way that is ...

Getting something stuck in your head — the catchy chorus of a song, a gruesome image from the news — can be annoying for anyone. But annoying can become alarming when intrusive thoughts, worries, or ...

Intrusive thoughts about harm to yourself or others can be a type of OCD known as harm OCD. Therapies like exposure and response prevention (ERP) can help you learn how to cope with this disorder.

Dissociative identity disorder is mainly treated with talk therapy. Cognitive Behavioral Therapy helps change negative ...