Reposted by Heather M. Ross 🇨🇦🏳️🌈🏳️⚧️🇺🇦
Just a reminder.
"There is a strong scientific basis for updated, annual COVID-19 vaccines, rooted in two primary biological factors: waning immunity and rapid viral evolution."
www.cdc.gov/covid/vaccin...
cdc.gov
COVID-19 Vaccine Basics
Learn how COVID-19 vaccines help our bodies develop immunity to the virus that causes COVID-19.