Tic disorders are conditions featuring sudden, non-rhythmic movements or vocalizations. A formal tic disorder diagnosis is determined by tic frequency, duration, and type. Tics are non-rhythmic ...

The exact cause of personality disorders is unclear. However, genetics, neurological differences, and environmental factors may contribute to the development of these complex mental health conditions.

On the surface, obsessive-compulsive disorder (OCD) and eating disorders might not seem like they have much in common. But both involve distressing thoughts and emotions that can drive repetitive or ...