Hyperarousal plays an important role in mental disorders. It influences the severity of insomnia, depression, anxiety, ...

Mood disorders include depressive disorders and bipolar disorders. These types of psychiatric disorders affect a person’s emotions and may cause severe lows, called depression, and highs, called mania ...

Disordered eating can look different from person to person, but here's what to look for and how to get help. Mercey Livingston is a health and wellness writer and certified Integrative Nutrition ...

Lymphoproliferative disorders are a group of diseases characterized by the uncontrolled production of white blood cells called lymphocytes. It can include leukemia and lymphoma. Lymphocytes can be ...

Blood clotting disorders can be inherited or acquired and lead to either excessive bleeding or too much clotting. Hypercoagulable disorders can cause dangerous blockages due to excessive blood ...

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 ...

Emily Laurence is a journalist, freelance writer and certified health coach living in Raleigh, North Carolina. She specializes in writing about mental health, healthy aging and overall wellness. For ...

There are currently six eating disorders recognized in the DSM-5: anorexia nervosa, bulimia nervosa, binge-eating disorder, pica, rumination disorder, and avoidant/restrictive food intake disorder.

More than 50 million Americans have a sleep disorder. Insomnia is the most common sleep disorder. Sleep apnea can cause breathing to stop 30 or more times in one hour. More than 50 million Americans ...

Diabetes is a metabolic disorder. This means it affects a person’s metabolism, which is how the body makes energy from food. Diabetes causes a person to develop hyperglycemia, or high blood sugar.

Myeloproliferative neoplasms are blood cancers that cause excess production of blood cells from myeloid stem cells. Common types include chronic myeloid leukemia (CML), polycythemia vera, essential ...