Objective To investigate female students′menstruation so as to provide a reliable basis for carrying out physical exercise in their menstrual period.Methods 890 female freshmen and sophomore from Henan Institute of Science and Technology were surveyed their menstrual status

their physical and psychological reactions during menstruation

the impact of physical exercise in menstrual period on menstruation and the attitude towards physical education in menstrual period and the results were analyzed.Results 81.7%（727）of the female students had regular menstrual cycle and 18.3%（163）had abnormal menstruation;in the menstrual period

24.0%（214）suffered dysmenorrhea and malaise symptoms

57.2%（509）had mild backache

abdominal bulge and other symptoms

18.8%（167）had no obvious physiological reactions and 74.7%（665）had sleeping problems

depression

mental stress and other symptoms.After long-distance running

playing basketball and badminton

the rates of abnormal menstrual blood of female students were respectively 52.5%

50.7% and 40.3%;after playing table tennis and dancing

the rates of abnormal menstrual blood were lower

respectively

23.6%and 21.2%;in terms of attitude towards physical education in menstrual periods

26.4%（235）of female college students wanted to observe in class

73.6%（655）thought they could participate in classroom teaching but they need avoid strenuous exercise.Conclusion Female students in the menstrual period can participate in sport activities

but they need to be reasonably arranged according their individual condition and gradually increase their exercise intensity in order to promote their health.