Most armpit lumps aren’t cause for concern. They’re usually the result of abnormal tissue growth. But some instances can be a symptom of an underlying condition, like breast cancer, that needs medical ...

You're in the shower when your fingers brush over something unexpected: a small lump under your skin that wasn't there before. Your mind immediately races-Is this serious? Could it be cancer? It's ...

The most common cause of soft spongy lumps in the armpits are small cysts. They form when one of the ducts from the sweat glands becomes blocked, and as the armpits have loads of sweat glands, they ...

A lump started growing under my armpit, and it was noticable enough for my mom to say something. My doctor dismissed me twice, saying it was just a swollen lymph node. I'm glad I listened to my mom, ...

Right-sided pain under the armpit may be due to muscle strain, infections, or skin conditions. Sometimes, armpit pain may indicate a more serious issue, such as cancer or a heart issue. The armpit ...

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 ...