How does the meningitis b vaccine work?

Get to know the ins and outs of the vaccine and how it prepares the immune system for a proper response.

Medically reviewed by Amy Gonzales, MD.

Updated onSeptember, 2026

Information for parents and teens considering the vaccination for serogroup B meningococcal disease.

A closer look at some of the factors that put this age group at higher risk of meningitis B.

Learn what to expect and how this year is different from years past.

Try these tips to reduce your chances of a potentially harmful mistake.

This program can lower your risk of dying by up to 30 percent.