Meningococcal disease is caused by strains of the bacterium called Neisseria meningitidis . It is transmitted through close and prolonged contact with mucus from an infected person.

How do you get meningococcal meningitis?

It spreads from person-to-person by coughing or coming into close or lengthy contact with someone who is sick or who carries the bacteria. Contact includes kissing, sharing drinks, or living together. Up to one in 10 people carry meningococcal bacteria in their nose or throat without getting sick.

How did meningitis begin?

In many cases, bacterial meningitis starts when bacteria get into your bloodstream from your sinuses, ears, or throat. The bacteria travel through your bloodstream to your brain.