Mononucleosis | Symptoms


What are the symptoms of mono?

Symptoms of mono include:

  • Fever
  • Sore throat
  • Fatigue
  • Weakness
  • Swollen glands in your neck and armpits
  • Loss of appetite
  • Night sweats

Symptoms in young children are generally mild, while symptoms in adolescents and young adults tend to be more severe.

Written by editorial staff

Reviewed/Updated: 03/14
Created: 09/00