A Good Read about Covid Vaccines and New Variants

Everyday, I look at the new News about the Covid Vaccines and any related News about them. Especially in regards to the UK & SOUTH AFRICA Covid Variants. And the biggest QUESTIONS-

  1. Which is most Effective?
  2. Which Protects us best?
  3. Will they Fight these New Variants?
  4. Will I die from Covid?

But this is a good Article-

But this next Article will make you scratch your Head-

https://www.google.com/amp/s/www.cnbc.com/amp/2021/01/22/cdc-changes-covid-vaccine-guidance-to-ok-mixing-pfizer-and-moderna-shots-in-exceptional-si.html