Breast swelling and pain during pregnancy is a normal manifestation. Because after pregnancy, the body’s estrogen secretion is strong, which will lead to breast swelling and pain, and even in the middle and late stages of pregnancy there is the phenomenon of milk secretion, most pregnant women will show an increase in the size of the nipple, the areola is enlarged, and the color of the nipple and areola deepened, these are normal performance, no special treatment is needed. You should try to pay attention to hygiene, pay attention to cleaning, wear loose cotton underwear, which is good for blood circulation and can avoid aggravating the phenomenon of breast swelling and pain. During pregnancy, breast pain, chest pain, or slight stomach pain are all physiological manifestations, you should try to pay attention to rest and not to overwork.