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Mononucleosis, or mono, is a type of viral infection. Learn about signs and symptoms and how to take care of your child at home.

Key points

  • In children, mono is a type of viral infection that can cause no symptoms or a mild febrile illness.
  • Teens and young adults with mono often have other symptoms with their fever, including sore throat, headaches and swollen lymph nodes.
  • Keep your child comfortable and hydrated while their body fights the illness.
  • Avoid sports and heavy lifting. Injury to the spleen can cause severe internal bleeding.
Last updated: January 7th 2015