It often starts as a sore spot you assume is a zit, ingrown hair, or minor irritation. Then it gets worse. Sitting becomes ...

The daily use of deodorants, while essential for many, can sometimes lead to unexpected skin complications. Medical professionals increasingly report cases of armpit boils linked to specific deodorant ...

That tender, angry bump in your armpit started as a tiny annoyance. Now it’s a throbbing, painful mess that makes putting on deodorant feel like torture. If you’ve dealt with armpit boils, you know ...

Axillary lymphadenopathy occurs when your underarm (axilla) lymph nodes grow larger in size. It typically resolves on its own, but may sometimes occur with more serious causes. Finding a lump or ...

Medically reviewed by Theresa Marko, PT, DPT, MS Key Takeaways Armpit pain can come from injuries, infections, or swollen lymph nodes.  To diagnose armpit pain, doctors may use lab tests, physical ...

What Causes a Rash in Your Armpit? An armpit rash is more common than you might think. Your armpits probably come into contact with more chemicals each day than most other parts of your body. Don’t be ...

There are several causes of pain in the breast and armpit. Some of the most common causes include hormonal changes, an ill-fitting bra, or a muscle strain. Share on Pinterest Yauheni Rak/Getty Images ...