Despite the sexist jokes, the menstrual cycle doesn\u2019t cause significant changes in mood or behavior for most people. But a small percentage do suffer severe premenstrual symptoms, or premenstrual dysphoric disorder (PMDD). Tory Eisenlohr-Moul, PhD, of the University of Illinois Chicago, talks about how hormones and the menstrual cycle interact with mental health, why premenstrual symptoms are not caused by a \u201chormone imbalance,\u201d and what treatments are available for severe premenstrual symptoms.\n For transcripts, links and more information, please visit the Speaking of Psychology Homepage.\nLearn more about your ad choices. Visit megaphone.fm/adchoices