People who are fully vaccinated with the mRNA vaccines from Pfizer or Moderna are 90% less likely to get infected with COVID-19, according to a CDC study that tested nearly 4,000 health care workers and other essential workers for the virus weekly.
Why it matters: The data show how well the vaccine performs in non-clinical trial settings. During the mRNA clinical trials for both the Pfizer and Moderna vaccines, effectiveness from full vaccination was about 95%.
California is allowing all residents to get poked in the arm starting April 15th, and I’m as giddy for this as I am every September for a new iPhone.