You may have swollen armpit lumps due to infections, cysts, or vaccines. In severe cases, some armpit lumps could be a sign ...

Armpit lumps can occur in men and women of all ages. However, a lump under the arm could indicate breast cancer. People should perform monthly breast self-exams and report any breast lumps to a doctor ...

In a rare case, painful swelling under a woman's arm turned out to be caused by a wart-like tumor growing from an extra breast in her armpit. The swelling had been growing for four years but had only ...

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 ...