Armpit pain is a common complaint that can have many causes, from mild muscle injuries to swollen lymph nodes and severe skin infections. In most cases, armpit pain isn't a reason to worry, but it can ...

We all sweat. It's a completely normal process for the body to regulate its temperature. Whereas dogs pant to cool down their furry bodies, we release sweat from over 4 million sweat glands located ...

Andrew M. Kaunitz, MD: Several weeks ago, I saw a new patient, a woman in her early 50s who reported "swelling in my armpit." In the past week, she had noted that tissue in the upper outer quadrant of ...

One of the potential side effects of the Covid-19 vaccine is axillary lymphadenopathy. (Photo by Daniel Garzon Herazo/NurPhoto via Getty Images) There’s a potential side effect with the Covid-19 ...