Is it normal to feel pain in your armpit before menstruation?
1. Introduction Feeling a dull, aching pain in the armpit before menstruation is a normal and highly common condition known as cyclical mastalgia. The axilla, or armpit, contains extensions of normal breast tissue called the tail of Spence, which swells in direct response to the rise in estrogen and progesterone during the menstrual cycle. This … Read more