Mood disorder is the general term for a collection of mental illnesses characterized by a disruption of normal mood. They include depression, bipolar disorder, and Seasonal Affective Disorder. Some experts include anxiety disorder on that list, but others say it doesn’t fit the mood disorder category. Mood Disorders are characterized by a disruption of normal mood. They can be difficult to diagnose because they often have similar symptoms and can co-exist with other psychiatric illnesses. These disorders are thought to be caused by a combination of genetic, environmental, and psychological factors.
People with mood disorders have changes in their mood, which can last for long periods of time or come and go over time. Certain types of mood disorders may cause people to feel very sad, or irritable and angry. Other types may cause them to have feelings of hopelessness or worthlessness. Some types of mood disorders cause changes in energy levels and sleeping patterns. Some people even experience changes in appetite and eating habits.
Mood disorders are also referred to as:
Mood disorders can be treated with medication, psychotherapy, light therapy, and lifestyle changes. Treatment depends on the type and severity of the mood disorder. See definitions of depression and bipolar disorder for more information.