Health Tip: Causes of Swollen Lymph Nodes

(HealthDay News) -- Swollen lymph nodes often occur after exposure to bacteria or viruses, says Mayo Clinic.

Common triggers include:

  • Strep throat.

  • Measles.

  • Ear infection.

  • An abscessed tooth.

  • Mononucleosis.

  • Skin infection.

To diagnose what might be causing your swollen lymph nodes, visit your doctor.

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