1. any of a large group of diseases characterized by abnormal functioning of the immune system that causes your immune system to produce antibodies against your own tissues. Familiarity information: AUTOIMMUNE DISEASE used as a noun is very rare. Dictionary entry details. â¢ AUTOIMMUNE DISEASE (noun).
There is no clearly understood or universally agreed-upon cause for gender identity disorder. However, most experts agree that there may be a strong biological basis for the disorder. The sex of a human baby is determined by chromosomes.
It can be caused by a chemical imbalance in the brain, severe stress, grief, family history, emotional conflict or any combination of these factors. Depression often causes a loss of interest in sex as well as function. Dysthymia is a more common, subtle, lower-grade form of depression that is not easily diagnosed, often because a woman in functioning adequately and doesn't know she has it.