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.

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 ...

If you’ve ever felt swelling on the side of your neck, you probably had swollen glands, also known as swollen lymph nodes. Doctors call it lymphadenopathy. Swollen lymph nodes are a sign that your ...

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 ...