• As with vaccines for other diseases, people are best protected against infection with the virus that causes COVID-19 when they stay up to date with vaccinations.
  • COVID-19 vaccines continue to protect people from getting seriously ill, being hospitalized, and even dying—especially people who have received a booster.
  • CDC recommends everyone ages 5 years and older receive a COVID-19 vaccine booster after completing their primary COVID-19 vaccination series. Some people can receive two boosters.
  • People who are moderately or severely immunocompromised have specific COVID-19 vaccine recommendations, including recommendations for a booster. Learn more about COVID-19 vaccine recommendations for people who are moderately or severely immunocompromised.