Obsessive-compulsive disorder (OCD) is associated with unwanted recurring thoughts or images (obsessions), and repetitive behaviors (compulsions) intended to relieve the obsessive thoughts. OCD has ...

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 ...

Obsessive thinking and rumination can be overlooked symptoms of bipolar — here’s how readers recognize the signs and find ways to keep them in check. When it comes to a new idea or hobby, there’s a ...