Breastfeeding need to wear underwear, in the breastfeeding period when the breast re-development, the volume may increase, that is, the female physiological breast hypertrophy, this time to wear underwear is conducive to shape, promote blood circulation. Specific benefits are as follows: 1, shape: breastfeeding is the peak of female breast development, this stage of female breasts continue to grow. If you wear underwear at this time, you can prevent breast sagging, expanding, and reduce the damage caused by sagging on the breast itself, breast tissue and milk ducts, especially in the work, walking and other breast shock is strong, wearing underwear shaping effect is more pronounced; 2, to promote circulation: women’s breasts in the breastfeeding period is particularly sensitive, at this time you need to wear underwear, to prevent the nipple directly contact with the outside of the clothing, which will lead to nipple allergies. Breastfeeding at the same time there is the phenomenon of milk overflow, underwear to breast support and support, in favor of breast blood circulation, promote the secretion of milk, improve breast resistance to disease, to protect the nipple from abrasion and touch pain. During the breastfeeding period, you should choose soft and comfortable underwear with the right size, specially designed and made for breastfeeding women with shaping effect. At the same time, choose a reasonable way to breastfeeding, drink more nutritious soup, pay attention to rest, avoid labor. Daily attention should be paid to regular breast massage and underwear cleaning and exposure to the sun to ensure smooth blood circulation in the breast and normal development of breast tissue.