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 ...

Medically reviewed by Daniel More, MD Allergies occur when your immune system overreacts to allergens like pet dander, pollen ...

Lymph nodes usually swell near the site of the injury. For example, lymph nodes behind or under the ears may swell when a person has an ear infection, while lymph nodes in the neck might swell in ...