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 ...

Depressed mood is a significant feature of other mental health conditions besides major depression. Many experts recognize four major types of depression: major depressive disorder, the depression of ...

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

Mental health professionals use the DSM to standardize the diagnosis and treatment processes for mental health conditions, including types of depression. The Diagnostic and Statistical Manual of ...

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 ...

Stress disorders include acute stress disorder, post-traumatic stress disorder, depression, and anxiety. They originate from major stress or traumatic events. Stress is a natural response to life’s ...

Researchers analyzed questionnaire data from nearly 500 participants and identified seven types of hyperarousal that occur across mental disorders including insomnia, anxiety, depression, PTSD and ...