The chances of losing weight during menstruation are relatively low, unless there is excessive weight loss or diet control, which may be on the thin side. Because in the time of menstruation, the body tissue interstitial fluid cells will increase, will cause the presence of edema throughout the body, most women during menstruation, weight will increase by about 0.5-1kg, generally will return to normal after the end of menstruation, this is a normal physiological phenomenon, if you want to achieve the purpose of slimming, unless diet or exercise, but during menstruation or to pay attention to good personal nutrition, to avoid Excessive dieting and exercise will cause some changes in the body’s endocrine hormones, which will also affect menstruation. Some women, because of excessive weight loss can cause premature failure of ovarian function to occur.