In men, the disease causes hair loss in a set pattern. It begins above both temples, and ultimately the hairline withdrew to form a characteristic "M" shape. Hair loss is also present at the crown ( near the top of the head).

Among women, the disease causes thinning hair all over the head . However, the hairline does not recede . Resulting from total baldness androgenetic alopecia is rare in women .

The disease may be caused by a number of genetic and environmental factors . A particular group of hormones called androgens is related to this problem. In particular particular androgen hormone called dihydrotestosterone (DHT) is the main cause of this problem . Increasing the concentration of DHT causes changes in the dynamics of hair growth on the scalp and it leads to baldness.

Hypotrichosis - It refers to the state where there was never any hair growth. It differs from the situation where there is hair loss in a place with a time hair. Hypotrichosis in the affected area is completely bald for the right to life at birth.

The general causes of hypotrichosis are genetic aberrations or abnormal embryonic development. Common forms of hypotrichosis congenital aplasia are the triangular alopecia and congenital atrichia .

Alopecia - Alopecia areata is another prominent member of the disease hair loss. This autoimmune skin disease is highly unpredictable in nature and it affects not only the scalp but also other hair growing areas of the body. Everyone regardless of sex and age are vulnerable to this disease.

Own immune system of the person (white blood cells ) attack mistakenly alopecia areata, the affected hair follicles . It leads to the end of the growth stage of the hair. The problem begins with one or more small , round, smooth bald patches on the skull . Then, slowly , it affects the entire scalp .

The problem is called alopecia totalis when it covers the entire scalp and is called alopecia universalis when it affects the whole body.

Seborrheic dermatitis - It is basically a skin problem. However , it can also entered dinner temporary hair loss. The problem is called ? Cup cradle ? in infants . But it is only during puberty that the condition becomes evident.


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