1. Appearing of extra facial hair on a woman`s face is usually caused by hormonal imbalance or by taking corticosteroids. If the reason is hormonal imbalance, the woman has an increased quantity of androgen hormones in her system, which is usually determined by genetics. 18% of women have this problem. You can remove unwanted hair from your face in a beauty salon or at home, all methods have their own disadvantages and benefits.