Women can not play water sports during menstruation, because during menstruation the body’s resistance is low, play water sports easy to cause cold, will be caused by cold menstrual flow will be reduced or even cause no menstruation, dysmenorrhea. If the water of the water project is not clean, it is also easy to cause inflammation of the upstream infection, resulting in vaginitis, pelvic inflammatory disease and other gynecological diseases, so women in the menstrual period can not play the water project. Women in the menstrual period should pay attention to keep warm, avoid cold, to avoid strenuous stimulation exercise, can be appropriate for slow walking, do yoga and other soothing exercise, in the diet should be prohibited cold food, can not drink.