The last time you visited your doctor for a sore throat, they may have felt for potential inflammation in your neck. That's because infections often cause swollen lymph nodes (medically known as ...

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 ...

Swollen lymph nodes are often a sign that your body is fighting an infection. Autoimmune diseases can also cause lymph nodes ...

While swollen lymph nodes are a common symptom of an allergy flare-up, they’re also associated with many other conditions. Swollen lymph nodes are a common immune system response. They’re most often ...

Swollen glands or lymph nodes are a frequent concern for parents, since they're so common in children. Young children often ...

Cancer that starts in the lymph nodes is lymphoma. Cancer may also spread from other areas of the body to various lymph nodes, including the neck. Swollen lymph nodes are usually due to a cause other ...

The popliteal lymph nodes lie in the tissues behind a person’s knee. Infections and autoimmune conditions can cause them to swell. It is rare for cancer to affect the popliteal lymph nodes. According ...

A swollen lymph node can be a bit like your body’s version of a red flag: When one of these bean-shaped clusters of immune cells in your neck, armpit, or groin puffs up, it’s typically an indication ...