Overview
Symptoms
Risk factors
Related questions
Overview
Symptoms
Risk factors
Related questions
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Mono (infectious mononucleosis)
A condition usually caused by the Epstein-Barr virus (EBV) that typically occurs in teenagers. The virus is spread through saliva, which is why some people call it âthe kissing disease.â
How long it usually lasts:
Chronic (lasts years to lifelong)
How common is it?
Common
Common | Extremely rare | Very rare | Rare | Common | Very common |
| Baby0-2 | Common | ||||
| Preteen6-13 | Very common | ||||
| Teenager14-18 | Very common | ||||
| Young adult19-40 | Very common | ||||
| Middle-aged adult41-60 | Common |
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Risk factors
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