𝐇𝐨𝐰 𝐞𝐟𝐟𝐞𝐜𝐭𝐢𝐯𝐞 𝐢𝐬 𝐭𝐡𝐞 𝐯𝐚𝐜𝐜𝐢𝐧𝐞?

It is amazingly effective! The trials started in July 2020, and have shown the vaccine to be 94-95% effective in preventing COVID-19 disease. The first to hit the market will be 2 injections, likely 1 month apart. The Pfizer vaccine demonstrated 54.4% efficacy after the first dose!