Makaila Chenier, 17, found a lump in her neck. As it grew it became more difficult for her to breathe when she'd lie down. Doctors discovered it was lymphoma.

These lumps are lymph nodes or glands that are located all over the body, including behind the ears, and contain immune cells that help fight infection. Crowds in St. Peter's Square cheered as ...

They are usually small and can only be felt in certain areas such as: Lymph nodes can become enlarged (swollen) for different reasons. The most common reason is when you have an infection. For example ...

Knowing the cause of swollen lymph nodes is important for treating them. Your lymph nodes filter harmful substances from your body and help fight infections. Allergens can trigger your immune ...

Swollen lymph nodes can crop up when your body is fighting many different kinds of infection or illness. First, a little anatomy lesson to clarify why lymph nodes are so prone to bulging.

Swollen lymph nodes, or what doctors call lymphadenopathy, are often caused by infections or a condition that affects your immune system. They usually clear up as your body heals. But sometimes ...

and can become swollen if you have an infection in your head or neck. The preauricular lymph nodes are located just in front of your ears, on top of your jaw bones. "Auricular" means "having to do ...

Lymphadenopathy — or swollen lymph nodes — is oftentimes a sign of an infection or other illness. But they can also be a sign that breast cancer has spread beyond the breast. Swollen lymph ...

What Are Swollen Lymph Nodes? Swollen lymph nodes are a sign that your body is fighting off an infection or an illness. Most of the time, they return to normal size when their job is done.

But the lymphatic system – and the lymph nodes within it – plays fascinating and important roles in health and disease, from fighting off infection ... and cause swollen lymph glands ...