This article has a chart you can refer to: https://www.businessinsider.com/covid-19-vaccines-efficacy-variants-south-africa-uk-brazil-2021-3 https://www.busines

This article has a chart you can refer to: https://www.businessinsider.com/covid-19-vaccines-efficacy-variants-south-africa-uk-brazil-2021-3 https://www.businessinsider.com/covid-19-vaccines-efficacy-v... It includes data on the variants and how the differing vaccines are impacted by those variants. Disclaimer: this is just preliminary data and obviously needs way more research. I've also been following the Israeli studies for Pfizer and that's what lead me to choosing the Pfizer vaccine over the Moderna one. One follow-up question I had is this: is it dangerous to have more than one type of vaccine? Provided it's spaced out long enough (2-6 weeks apart) and there's an abundance in supply of course.