Polycystic ovary syndrome, or PCOS, is a little-discussed but surprisingly common syndrome. Its symptoms include weight gain, skin complaints, and fertility problems, and they usually present in a woman's late teens or early twenties. It really is more common than you think—did you know there are a number of celebrities who suffer with PCOS and who have opened up about their experience with it?
Intrigued? Check out this gallery to learn all about PCOS and to discover its celebrity sufferers.