Other Free Encyclopedias » 21st Century Webster's Family Encyclopedia » 21st Century Webster's Family Encyclopedia - Augusta to Barlach, Ernst

Baldness

alopecia usually disease temporary

Baldness, or alopecia, lack or loss of hair, usually from the scalp, due to disease of hair follicles. Pattern baldness is an inherited tendency, often starting when a man is in his 20s. It is found in about 40% of the male population. Alopecia areata is a disease of unknown cause producing usually temporary patchy baldness, though it may be total. Prolonged fever, lupus erythematosus, ringworm, certain drugs, and poisons may lead to temporary baldness.

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