What is mononucleosis?

Also known as: infectious mononucleosis, mono, the kissing disease.

Mononucleosis is a viral infection that is common among adolescents and young adults. It is often called the kissing disease because it can be spread through the saliva, though it can be transmitted in other ways, as well.


Reviewed by: Manuel Rafael Cotilla, MD

This page was last updated on: 1/29/2019 3:21:13 PM

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