Lymph nodes are small (about 1-2 centimeters around or the size of a couple of AAA batteries side by side) oval or kidney-shaped structures that are a part of your immune system. They're part of your ...

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.

Among the range of uncomfortable symptoms, swollen lymph nodes tend to spark feelings of dread. They can become quite large, feel tender to the touch, and signal a wide variety of illnesses, from ...

Swollen lymph nodes, or swollen glands, in the neck may indicate an infection. They can also occur due to a medical condition, such as an immune disorder or, less commonly, cancer. Treatment can ...

Whether you’re experiencing a fever, a sore throat, a headache, or a dry cough, we’ve all asked ourselves the question: is this allergies or something else? More specifically, if the glands around ...

BIDMC's cancer experts use sentinel node study to accurately pinpoint and remove lymph nodes affected by cancer. Learn more.

Maggie O’Neill is a health writer and reporter based in New York who specializes in covering medical research and emerging wellness trends, with a focus on cancer and addiction. Prior to her time at ...

New research shows lymph nodes aren’t just cancer bystanders, they’re the command centers fueling immune attacks. Surgically removing them along with tumors may weaken treatment, while preserving them ...

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. Lymph nodes ...

The lymphatic system is a major part of the immune system. It’s made up of various lymph nodes and vessels. The human body has hundreds of lymph nodes throughout different locations in the body. The ...

Lymph nodes are located throughout the body. They are small, bean-shaped glands that play a crucial role in the immune system. During an infection, a person may notice swollen lymph nodes. The body ...