These lymph modes are located in front of your ears, and can become swollen if you have an infection in your head or neck.

Discover how allergies can cause swollen lymph nodes, and learn to distinguish between normal immune responses and warning ...

When the body fights an infection or injury, lymph nodes sometimes swell. Doctors call this a reactive lymph node. Treatment can depend on the cause. Lymph nodes house white blood cells.

Swollen lymph nodes in your neck, armpit, head, and other parts of the body often occur when your body is fighting an ...

Allergies occur when your immune system overreacts to allergens like pet dander, pollen, mold, certain foods, or medications. Allergy symptoms may include a runny nose, congestion, coughing ...