A, the role of breast massage: 1, to promote blood circulation in the mammary glands, promote the metabolism of the mammary glands, conducive to the fullness of the breast. 2, the nipple and breast skin has a wealth of sensory nerve endings, massage breast can excite the sensory endings, through the excitement of the cerebral cortex, prompting gonadal secretion. Through increased blood circulation and gonadal secretion to promote breast development or prevent breast degeneration. Second, breast massage methods: 1, straight push breast: first with the palm of the right hand in the left breast under the clavicle with a soft and even wrist force down to push the root of the breast, and then reverse the upward push back along the original route, so repeat 20 – 30 times, and then change the left hand, and according to the same method to do the right breast massage. 2, side push breast: with the right palm from the center of the chest, push the left breast to the front of the armpit, return with five fingers to hold the breast back to bring, repeatedly push 20 – 30 times, and then change the left hand, and according to the same method to do the right breast massage. 3, pushing the breast: hold the left breast bottom with the palm of the left hand, then use the palm of the right hand and hold the left breast bottom of the left hand with relative force to the nipple direction of the combined force to push 20 – 30 times, with the same method to push the right breast. Third, precautions: 1, massage before the massage can be locally coated with massage emulsion to prevent skin abrasion. 2, every night before going to bed or in the morning before getting up to do, 1-2 times a day.