13 things you must never do during menstruation 1, back rubs; 2. Sexual life; 3, the taste is heavy; 4, play "mouth"; 5. drinking alcohol; 6. Eat more salt; 7. Drink more tea and water; 8. wear tight pants; 9. Eat fried food; 10, cold diet; 1 1, tooth extraction rashly; 12, strenuous exercise; 13, sing generously.