People at Risk

Mycoplasma pneumoniae outbreaks occur mostly in crowded settings.
Mycoplasma pneumoniae infections are most common in young adults and school-aged children, but can affect anyone. People living and working in crowded settings are at increased risk. These settings include:
- Schools
- College residence halls
- Military training facilities
- Long-term care facilities
- Hospitals
Other people at increased risk for serious infections include those:
- Recovering from a respiratory illness
- With a weakened immune system
Page last reviewed: August 24, 2022