Risk Factors

Certain people are at increased risk for meningococcal disease. Some risk factors include:

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

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Group settings
Infectious diseases tend to spread wherever large groups of people gather. Several college campuses have reported outbreaks of serogroup B meningococcal disease in recent years. 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 of 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: May 31, 2019