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

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 ...

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 ...