You’ve probably had swollen glands at some point in your life, such as when you’ve had a cold or other infection. Swollen glands are actually swollen lymph nodes, which are often reactive lymph nodes.

Atypical lymphocytes are types of white blood cells that a person’s immune system produces. They help fight infections and diseases. High levels of atypical lymphocytes may indicate certain health ...

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. These cells ...