Skin,Hair,and
Nails Nemours Foundation: Some
of the more common diseases and conditions include:
Disorders of the scalp and hair: Alopecia areata (rapid
hair loss in round or oval patches on the scalp) is a rarer condition with
unknown causes, although stress has been suggested as a contributing factor.
http://kidshealth.org/parent/general/body_basics/skin_hair_nails.html
