Lymph nodes are small glands that filter lymph, the clear fluid that circulates through the lymphatic system. During an infection, they accumulate bacteria or dead or diseased cells and may swell.

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.

Swollen lymph nodes in your neck, armpit, head, and other parts of the body often occur when your body is fighting an infection or disease. Lymph nodes filter fluids from the lymphatic system.

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.

Swelling of these lymph nodes may occur for various reasons, such as infection and skin conditions, including psoriasis. Lymph nodes are small kidney or oval-shaped glands in the lymphatic system ...

Swollen lymph nodes may result from an infection or illness. If they last for a long time or occur with other symptoms, you may need medical care. Treatment is specific to the cause of the swollen ...

When most people think of allergies, they picture sneezing, watery eyes, and runny noses—but there’s another symptom that often goes unrecognized: swollen lymph nodes. These small, bean-shaped ...

Scientists with the Fralin Biomedical Research Institute at VTC have created an engineered model of the supportive tissue ...

Allergy symptoms may include a runny nose, congestion, coughing, wheezing, itching, and sometimes, swollen lymph nodes. Lymph nodes are small, bean-shaped organs that help remove harmful ...

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 ...