Part one of term paper
PMS, premenstrual syndrome, is the name given to the disorder characterized by a set of hormonal changes that lead to disruptive emotional and physical symptoms in a significant amount of women. The symptoms happen monthly, usually within one or two weeks before menstruation. It is estimated that there's approximately 40 million sufferers of ...

Part two of term paper
... cycle are related to PMS. Stomach cramps, upset stomach or vomiting during the first day of a woman's period are not symptoms. What Causes PMS? No one really knows the cause of PMS. Study suggests that PMS is most likely caused by hormonal changes that occur before each period. It is also very unclear why some symptoms have minor effects while other have major effects. Who Experiences PMS? It said in some evaluations that approximately 10 percent of women that are menstruating experi ...