It's That Time of the Month
Hormones called androgens overstimulate the skin's oil glands, which frequently leads to a breakout around menstruation. (If you break out along your jawline, this is the likely culprit.) Some women find relief by going on oral contraceptives — aka the Pill — but you'll need to discuss the benefits and risks with your doctor.
Photo Credit: Gorillasuhsi, Flickr