Add Yahoo as a preferred source to see more of our stories on Google. palau83/Getty Images A swollen lymph node can be a bit like your body’s version of a red flag: When one of these bean-shaped ...

As I was getting up from my visit with Mrs. Gregory, her right hand went to the base of her neck. Dr. Smith, do you think this little lump is anything?” Though doing her best to portray calm, she ...

Lymph nodes are small, bean-shaped structures that are part of the lymphatic system. The lymphatic system helps the body fight infection and filter harmful substances. Lymph nodes are present ...