PMS

Premenstrual Syndrome: PMS is a disorder characterized by a set of hormonal changes that trigger disruptive symptoms in a significant number of women for up to two weeks prior to menstruation. Of the estimated 40 million suffers, more than 5 million require medical treatment for marked mood and behavioral changes. Often symptoms tend to taper off with menstruation and women remain symptom-free until the two weeks or so prior to the next menstrual period. These regularly recurring symptoms from ovulation until menses typify PMS, premenstrual syndrome.