Armpit pain can be caused by many issues, from muscle strains to swollen lymph nodes. Here are possible causes of underarm ...

Inverse psoriasis occurs in skin folds and is worsened by friction and sweat, Friedman adds. It can cause an armpit rash that becomes raw or cracks open, which can be itchy and very painful.

Finding a bump under your armpit can be uncomfortable and disturbing. But you don’t need to panic as most armpit bumps are ...