The Aim of Our Study Was to Evaluate the Effects of Aerobic Training on Premenstrual Syndrome Amongst College Girls. the Study Was Conducted In Arya Girls College Ambala Cant. State of Haryana, India In the Academic Session 2016-17. Premenstrual Syndrome Was Assessed By Purchasing Copyrights of Moos Menstrual Distress Questionnaire (Mmdq)(4Th Edition). Students With High Score on Mmdq Were Divided Randomly into Two Groups With 30 Each I.E. Aerobic Group and Control Group. Total 10 Weeks’ Aerobic Training Was Given to Aerobic Training Group For 6 Days In a Week For 45 Minutes Each Session While Control Group Was Not Exposed to any Type of Physical Exercise. Subjects of Both Groups Completed Mmdq Before and After the Intervention. Data Was Analyzed By Using Paired T-Test and Independent T-Test to Find Out Significant Differences.