Psychiatric Disorders

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  Clinical depression

  Major depressive disorder (also known as clinical depression, major depression, unipolar depression, or unipolar disorder) is a mental disorder characterized by an all-encompassing low mood accompanied by low self-esteem, and loss of interest or pleasure in normally enjoyable activities. The term ...
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  Bipolar disorder

  Bipolar disorder, also known as manic depressive disorder, manic depression or bipolar affective disorder, is a psychiatric diagnosis that describes a category of mood disorders defined by the presence of one or more episodes of abnormally elevated mood clinically referred to as mania or, if milder...
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  Narcolepsy

  Narcolepsy is a chronic sleep disorder, or dyssomnia. The condition is characterized by excessive daytime sleepiness (EDS) in which a person experiences extreme fatigue and possibly falls asleep at inappropriate times, such as while at work or at school. A narcoleptic will most probably experience...

• Cyclothymia

  Cyclothymia (pronounced /ˌsaɪklɵˈθaɪmiə, ˌsɪklɵ-/) is a mood disorder and a form of bipolar disorder. It is defined in the bipolar spectrum. Specifically, this disorder is a milder form of bipolar II disorder consisting of recurrent mood disturbances between hypomania and dysthymic mood. A single...

• Pervasive developmental disorder

  The diagnostic category pervasive developmental disorders (PDD), as opposed to specific developmental disorders (SDD), refers to a group of five disorders characterized by delays in the development of multiple basic functions including socialization and communication. The pervasive developmental...

• Neurological Disease