When does PMS first appear?

Premenstrual syndrome is practically a rite of passage for women of most ages. In this video, HealthMaker Louann Brizendine, MD, a neuropsychiatrist at UCSF Medical Center, talks about PMS and how it fluctuates throughout life.

Painful cramps, bouts of irritability or sadness, sleep issues—sometimes it's more than PMS.

You should come in even when you have your period and be prepared to ask any questions you may have about your health.

The answer may surprise you. Learn what contributes to sagging over time and what you can do about it.

Hormonal swings, sleep loss, and “new parent” worries can all zap your sex drive after childbirth.

Did you know that twins can be different races?