Avoidant Restrictive Food Intake Disorder (ARFID) is an eating disorder in which people do not get enough food or nutrition due to a disinterest in food or to concerns about the consequences of eating ...

Intimacy disorder affects how people connect emotionally and physically with others in close relationships. While it’s not an official diagnosis in the DSM-5, mental health professionals see it as a ...

Childhood disintegrative disorder (CDD) occurs when a child regresses in multiple areas of functioning after about 2 years of typical development. It is part of autism spectrum disorder (ASD).

Primary immunodeficiency disorders (PIDs) are a heterogeneous group of disorders characterized, as the name suggests, by deficiencies (abnormal, poor or absent function) in the immune system. As ...

Lizzie Duszynski-Goodman is a journalist living in the Midwest with her husband and two young children. Her work explores the intersection of mental health, wellness and parenting. She is the former ...

Brief psychotic disorder is similar to schizophrenia, but rather than being a chronic illness, it lasts for less than 1 month. Psychosis isn’t always associated with a long-term illness, such as ...

In a commentary-response article published this past week for the journal Child and Adolescent Mental Health, Peter Tyrer, a personality psychologist, engaged in what some might call heated ...

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 ...