I have had obsessive-compulsive disorder all my life. Even as a child, my devoted mother, Dorothy Irene Welker, would say to me, “Billy, you dwell on things too much.” I still do, but it wasn’t until ...

Sami Sheen is calling out the haters who don't believe she has obsessive-compulsive disorder (OCD). The daughter of Denise ...

Do you or someone close to you repeat everything over and over again or are you overly cautious about cleanliness? These may ...

Sami Sheen addressed claims about her OCD, listing unique symptoms and explaining the challenges she faces living with the ...

Indianapolis Colts tackle Braden Smith was diagnosed with religious scrupulosity, a form of OCD that almost made him take his life.

Charlie Sheen and Denise Richard's daughter Sami Sheen shared she has been dealing with obsessive-compulsive disorder, which ...

Denise Richards' daughter, Sami Sheen's heart-to-heart updates with fans are back as she opens up about her mental health ...

Obsessive-compulsive disorder, or OCD, is in the latter category. The National Institute of Mental Health calls OCD a "common, chronic, and long-lasting disorder" that often interferes with one's ...

This in-depth feature explores the challenges and controversies surrounding the diagnosis and management of PANDAS.

According to the World Health Organization, obsessive-compulsive disorder, or OCD, is one of the 10 leading causes of disability in the developed world.

Obsessive-compulsive disorder is a type of anxiety disorder. And anxiety, which is something virtually every human being has experienced, has an evolutionary purpose.

OCD research has been hampered by a lack of funding that has left many aspects of the disorder — from its origins in the mind and brain to its genetic and environmental underpinnings ...