Dimensional models of personality disorders are increasingly popular, but do they obscure real clinical syndromes?

Where mood disorders can cause temporary or fluctuating changes in mood, personality disorders cause symptoms that remain consistent over time and across a range of situations. For example, bipolar ...

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 ...

Lymphoproliferative disorders are a group of diseases that cause an uncontrolled production of lymphocytes, a type of white blood cell. Examples include non-Hodgkin’s lymphoma and certain leukemias.

Hyperarousal plays an important role in mental disorders. It influences the severity of insomnia, depression, anxiety, post-traumatic stress disorder (PTSD), and ADHD. Yet it is striking that ...

Bipolar disorder is a long-term mood disorder characterized by major fluctuations in mood — both high and low — that can impact daily functioning and behavior. Although bipolar disorder is a chronic ...

Immune system disorders in children can involve an underactive, overactive, or misdirected immune response. Main groups include immunodeficiencies, autoimmune diseases, atopic diseases, and ...

Objectives To identify whether patients with arrhythmia, heart failure or ischaemic heart disease presenting with anxiety ...

Functioning brain cells need a functioning system for picking up the trash and sorting the recycling. But when lysosomes, the cellular sanitation machines responsible for those tasks, break down or ...

Experts say the research could reveal more about the role of genetics in autism and lead to more personalized care. A new study has identified four biologically distinct subtypes of autism, each with ...