You can do breast massage during menstruation. During menstruation, as the level of estrogen and progesterone in the body drops to the lowest range, there will be no breast swelling and tingling, breast massage can use essential oils, avoid using or avoid touching the nipples during menstruation to avoid increased menstrual blood and dripping. Breast massage can promote blood circulation in the breast area, relieve breast swelling and pain, and promote the growth of breast tissue to achieve breast enlargement. It can prevent breast enlargement and breast fibroids. Regular breast massage can be early detection of abnormal breast masses, breast lesions. It is good for the body and can play the role of breast enlargement. Pay attention to cold and warmth during menstruation and avoid cold and stimulating food.