1, women at the end of pregnancy can use warm water to wash the nipples, or 75% alcohol to rub the nipples to enhance the flexibility and resistance of the breast skin, squeeze out the fat plugs in the milk ducts. If the nipple is invaginated, the nipple needs to be squeezed out by hand before pregnancy and massaged and pulled to correct it. 2, postpartum, such as nipple abrasions, cracking, nipple care work, serious need to be timely rehabilitation physiotherapy, septic need to be incised to drain the pus. 3. Develop the habit of breastfeeding regularly, each feeding time should not be too long, 10~15 minutes is appropriate. If you have too much milk after breastfeeding, you can use a breast pump or massage with your hand to make the milk drain and prevent stagnation. Do not give the child the habit of sleeping with the nipple, otherwise it will increase the incidence of mastitis. 4, lactation stasis milk caused by acute mastitis early to actively treat, mastopathic massage to unblock the milk ducts, drainage of putrefied milk, swelling and dispersion of knots play an important role. 5, the course of the disease more than 10 days, the complication of breast skin bright red, strong heat does not subside, pain aggravated, the central hard lumps become soft, press the fluctuating sensation, then suggest suppuration, to drain in a timely manner. 6, postpartum diet should pay attention to the intake of appropriate amounts of high-quality animal protein, multivitamins and trace elements, both light and nutritious, avoid spicy, stimulating, meat and greasy products. At the same time to drink more water, relaxed mood, keep enough sleep.