Life is full of emotional ups and downs. But when the down times are long lasting or interfere with your ability to function, you may be suffering from a common, serious illnessódepression. What is depression and what causes it? Why are women more prone to depression during different life stages than men - teen years, adulthood, postpartum, menopause? In this program, Heather Hall, MD, Assistant Clinical Professor of Psychiatry, UCSF, explores traditional treatment options as well as the new thinking about alternative treatments.