Breast pain is the symptom of discomfort in the breast. Pain that involves both breasts and which occurs repeatedly before the menstrual period is generally not serious. Pain that involves only one part of a breast is more concerning. It is particularly concerning if a hard mass or nipple discharge is also present.Causes may be related to the menstrual cycle, birth control pills, hormone therapy, or psychiatric medication. Pain may also occur in those with large breasts, during menopause, and in ...
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