Repetitive negative thinking is a major element of psychological disorders. Clinically concerning levels of anxiety, depression, and anger all carry with them repetitive thoughts that serve to ...

Mental disorders like depression and anxiety are characterized by a variety of different symptoms, and individuals receiving the same diagnosis may experience different combinations of those symptoms.

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

Credit: Getty Images Some rare psychological disorders may occur so infrequently that most mental health professionals might never encounter them. Approximately 1 of every 5 adults in the United ...

Eating disorders and OCD can look strikingly similar on the surface. Understanding what drives the behavior is essential for ...

When people picture someone with an eating disorder, many think of a thin teenage girl with anorexia nervosa. This stereotype ...

A massive global genetics study is reshaping how we understand mental illness—and why diagnoses so often pile up. By ...

People with schizophrenia have much higher rates of substance use disorders – including alcohol, tobacco, cannabis, and cocaine – than the general population. One study found 47% of people with ...

Substance use disorder makes it hard to stop using substances even when they're harmful. Using the term "substance use disorder" helps separate the person from the treatable illness. Substance use ...