How is chicken skin caused?

Chicken skin is actually what we call normal hair keratosis, because this kind of skin damage is mainly the formation of hair follicle consistency keratosis papules, so some people generally call it chicken skin. This kind of skin induction reason, mainly because the patient has obvious familial genetic tendency, eventually produce a patient's surface skin keratosis abnormal situation. If this phenomenon occurs, it is generally mainly applied some ointment for relief treatment.