Premenstrual syndrome (PMS) and premenstrual dysphoric disorder (PMDD) are psychological and physical symptoms which are related to hormone changes that occur during a woman’s menstrual cycle. </ifram Source: Hannah Graham, MD Tags:crampingdysmenorrheafemale healthhormonesmenstrual cyclemenstruationperiod crampsperiodsPMDDPMSpremenstrual dysphoric disorderpremenstrual syndromeWomen's health