To examine your bikini line

Normally, pubic hair will grow in a triangular type shape down towards the genitals, but if yours is more of a square, growing up toward your navel and down on your thigh, it can be a sign of polycystic ovarian syndrome. "Body hair can also increase around the chest, back, face and chin," says Professor Helena Teede from The Jean Hailes Foundation for Women's Health. If you are concerned, see your GP.