The relationship between obsessive-compulsive disorder (OCD) and depression is deep and complex. Understanding why these two conditions often co-occur — and perhaps more important, how to think about ...

When someone likes things just so or always seems to have their home in perfect condition, others may say “he is so OCD.” But OCD — obsessive-compulsive disorder — isn’t a nifty personality trait of ...

Obsessive compulsive disorder (OCD) takes effort to manage even in the best of times. The coronavirus pandemic may make that even harder for some people with this condition, if they’re anxious about ...

“Pure O” is not a formal mental health diagnosis. It refers to a form of OCD in which people may have compulsions that involve mental rituals more so than specific actions. Although pure obsessional ...

Navigating obsessive-compulsive disorder hasn’t been easy for former Nickelodeon host Marc Summers. The television personality, 72, tells Page Six in an exclusive interview that the condition, from ...

A new genetic study of more than 50,000 obsessive-compulsive disorder (OCD) cases has linked around 250 genes to the condition, including more than two dozen identified as likely causal, in about 30 ...