Top 3 COVID-19 vaccine questions – COVID-19 vaccine boosters, vaccine passports, and dosage for kids

1. Will the need for a booster shot vary by vaccine type and will there be different reactions that we need to look out for?
2. There’s talk about vaccine passports for international travel and certificates for domestic - what is this and how will it impact me?
3. Will kids aged 12-15 need two doses of the vaccine or just one?