Alopecia or hair loss is a common problem.It should be considered a sign of illness and not a,s a problem affecting both sexes all races and all ages but males are much more common especially adult.
Shedding 50 to 100 hairs a day is considered normal. When a hair is shed, it is replaced by a new hair from the same follicle located just beneath the skin surface. Scalp hair grows about one-half inch a month.