Queries on women facial hair

All women have facial hair, but the extent and the cause for the extent vary. A teenage girl will have a very fine line of facial hair, but this tends to increase as the girl reaches her puberty and later during menopause.

1. Heredity; genetics dictates the amounts and thickness. (If your mother or grandmother had it, there are likely chances of you having it too).
2. Hormonal imbalance; an imbalance in estrogen (female hormone) and androgen (male hormone). When the later tend to increase, facial hair also tends to increase. 
3. PCOS (poly cystic ovarian syndrome); one of the symptom of PCOS is growth of facial hair especially on chin and upper lips.
4. Certain medications with the hormone testosterone.
5. Hormonal changes taking place after menopause is also a cause for facial hair.