sore nipples

What Are The Negative Effects Of Breastfeeding? Painful, Cracked Nipples. Nipples can get hurt in the first few days as you and your baby adjust to nursing. … Breast Engorgement. … Mastitis. … Plugged Milk Ducts. … Fungal Infections. … Pain Due to Pumping. Does breastfeeding affect your body? Breastfeeding burns extra calories, so it