Alopecia pulling hair.. combing hair and the girl bemuse strongly and install it sideways or backward directions, including the so-called tail Persians

Alopecia pulling hair:
It is most common in young girls at the age of school where the mother after combing the hair of the girl child Chdh strongly demonstrated by side trends or backward maker of the so-called "pony tail" and with time, this continues to repeated tension as this may occur a decline in hair, pretending to finally by Alopecia