The cause of diabetes is not entirely due to eating too many sweets, but because insulin in endocrine pancreas can't absorb and decompose glycogen, and part of the main reason is heredity, so it doesn't matter how much sugar you eat during menstruation. However, just because they eat too much sugar or don't eat it at all, sugar is still very important to human physiological activities In addition, during menstruation, it is particularly important to do a good job of hygiene and avoid eating cold things. Because this may lead to vaginal blood clots, can not be excreted normally, may cause dysmenorrhea, in the long run is also harmful to the body, especially during menstruation.