THE MISCONCEPTION IN WESTERN culture—and indeed, many women—is that PMS is uniform and that everyone who PMS feels the same way. The reality is that PMS symptoms are that the syndrome can look very different from woman to However, some symptoms, such as bloating or mood swings, more common than others, and many women have constellations of certain symptoms. Some PMS experts have identified of symptoms that appear together. They have also tried to for why some women are more prone to one set of symptoms another.