It’s not uncommon for teens and young adults to get mono. In fact, it’s not uncommon for anyone to get mono, as studies show that around 90% of Americans will get it by age 35, although not everyone will experience symptoms. So, how contagious is this virus, and how does it spread? Our AFC Urgent Care Chapman Highway team provides some helpful answers below, so keep reading! What Is Mononucleosis? Mononucleosis, or “mono ...