Menstrual period can not turn hula hoop, because hula hoop belongs to the more strenuous exercise, especially the abdominal muscle movement. So in the menstrual period if you turn hula hoops, through the abdominal muscle movement may stimulate uterine contraction, resulting in menstrual blood reflux, the possibility of endometriosis, so do not turn hula hoops in the menstrual period. In the non-menstrual period when you can turn hula hoop for exercise, hula hoop on the female body has great benefits, can reduce the accumulation of fat, especially waist, abdominal fat accumulation. It is recommended not to do strenuous exercise, such as running, when you are menstruating, which may cause the possibility of endometriosis. You can take a proper walk during your period, which will not affect your body. In addition, you should also pay attention to giving warmth during menstruation to avoid catching cold and causing menstrual cramps.