Learn about possible causes and treatments for breast pain, along with self-care remedies The pain may be moderate or severe, and affects both breasts. Also, breast tenderness is a possible side effect of estrogen and.
You may also feel pain around your breasts, including the upper chest, outer sides of the breasts, the armpit, and the arm. Breast sensitivity and tenderness.
In most cases, the Foundation adds, breast pain is not a sign of breast cancer. In most cases, breast pain affects the upper, outer area of both breasts - the pain.
The severity and location of breast pain can vary. Pain can occur in both breasts, one breast, or in the underarm. Severity can range from mild.