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.

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 ...

This article is part 3 of a 5-part series on modern perspectives on ADHD. Part 2, "What is ADHD, Really?" is available here.

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

People with alcohol use disorder (AUD) have high rates of co-occurring mental health conditions. Symptoms of mental health conditions and an excessive alcohol intake may contribute to each other ...

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 ...

Psychologists typically do not diagnose children with personality disorders. This is because their personality is still developing and can change quickly as they grow. However, a child may show early ...