There are many causes of armpit pain, from a mild muscle strain to more serious conditions like breast cancer. Learn more about causes of armpit pain in this article.

Swollen lymph nodes in the armpit indicate that your body is responding to infection, injury, or disease. Learn what they look like and when to see a doctor.

Medically reviewed by Kashif J. Piracha, MD Possible causes of armpit pain range from the minor irritation of clothing, or an infection that goes away quickly, to serious medical issues such as ...

Your armpit is a sensitive area, so it's not uncommon to experience discomfort there. If you have pain under your left armpit, you may be wondering what might be causing it and what should you do ...

Armpit rashes can be caused by allergies, irritation, infections, or skin conditions. Learn about symptoms, causes, treatments, and prevention tips.

Swollen lymph nodes can have various causes, including infection. See pictures and learn about the possible causes of swollen lymph nodes in the armpit.

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 ...

Why does my armpit hurt? 9 common causes, according to doctors Armpit pain can be caused by many issues, from muscle strains to swollen lymph nodes. Here are possible causes of underarm pain and ...

Sometimes, however, an armpit rash is severe enough to require a trip to the doctor. Learn symptoms of an armpit rash, what causes it, how it’s diagnosed, and treatment options.