I don't know what is worse: the fact that there are so many annoying Premenstrual Syndrome symptoms or that we women have to deal with PMS every single month (for decades, I might add!). PMS affects almost every woman to some degree or another. PMS is the body's response to the rapid hormonal changes that take place 7 to 10 days before a woman starts her period. Some of the most common PMS symptoms are bloating, cramps, and fatigue. You ...