Risk Factors

Certain people are at increased risk for meningococcal disease.

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Age
Doctors more commonly diagnose meningococcal disease in infants, teens and young adults, and older adults. Learn more about vaccine recommendations for age groups at increased risk.

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Group settings
The risk for meningococcal disease in college students is slightly higher than the risk in other teens and young adults who are not attending college. Learn more about vaccine recommendations for those at increased risk in group settings.

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Certain medical conditions
Certain medical conditions and medications put people at increased risk for meningococcal disease. Learn more about vaccine recommendations for those at increased risk due to certain medical conditions.

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Travel
Travelers to the meningitis belt in sub-Saharan Africa may be at risk for meningococcal disease. Learn more about vaccine recommendations for travelers.

Page last reviewed: February 7, 2022