Cysts (fluid-filled tissue pockets), infections, and swollen lymph nodes commonly cause armpit lumps ... It may be a lipoma if your lump is not red, inflamed, or filled with pus.

Painful armpit lumps are often due to a swollen axillary lymph node under the armpit. This is usually a sign that the body is fighting an infection, but it can sometimes indicate cancer.

Five weeks ago I found a pea sized lump in my left armpit. My doctor said it was probably the result of a viral infection, but agreed to refer me to the local breast clinic. Two weeks ago I found ...

The armpit is rich in sweat glands and the pores from these can become blocked, which may go on to become infected, causing a sore lump. Many of these do eventually go on their own, so leave it ...

In a new TikTok video from March 12, the 24-year-old Real Housewives of New Jersey daughter revealed that she recently found a lump in her armpit as she gave her followers a look at a day in her life.