COVID-19 Science

child with vaccination

COVID-19 Vaccines and Boosters

Everyone 5 years of age and older is now eligible to get a COVID-19 vaccination. Those 16 and older are eligible for a booster.

How do I find my vaccine?

Variants

COVID Variants

Multiple variants of the virus - including Omicron and Delta - have been documented in the U.S. and globally.

Learn more about COVID-19 variants

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When You've Been Fully Vaccinated

If you are fully vaccinated you can start doing many things that you had stopped doing because of the pandemic.

What You Can Start to Do

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Antibodies and Immunity

Antibody tests may determine if someone had COVID-19, but immunity is uncertain.

Do antibodies provide immunity to COVID-19?

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Wearing Face Masks

Wearing a face covering limits the spread of respiratory droplets that could cause infection.

Do face masks protect against COVID-19?