Health Library

Health Encyclopedia

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Mastalgia (Breast Pain)
The most common type of breast pain is associated with the menstrual cycle and is nearly always hormonal.
Common Benign Lumps
The two most common types of benign breast lumps are cysts and fibroadenomas. A cyst is a fluid-filled sac that develops in the breast tissue. Fibroadenomas are solid, smooth, firm, benign lumps that are most commonly found in women in their late teens and early 20s.
Nipple Problems and Discharge
Nipple conditions are a common benign breast condition affecting many women. Some problems are related to lactation, and others are not.
Breast Infections and Inflammations
The most common type of breast infection is lactational mastitis, which occurs when a woman is breastfeeding. The nipples become cracked and sore, allowing bacteria from the baby's mouth to enter the ducts and rapidly multiply in the milk.
Diagnosing Benign (Noncancerous) Breast Conditions
To diagnose a breast condition, your doctor will examine your breasts and may order imaging tests or a biopsy.
Fibrocystic Breast Changes
Detailed information on common fibrocystic breast changes, including what fibrocystic changes feel like