Universal masking in schools was associated with a 72% reduction in COVID-19 transmission

Mar. 10, 2022 10:21 pm

1. NEW—NIH funded study of 1.1 million students & 160,000 school staff concludes:
   
   💡"Universal masking was associated with a 72% reduction in secondary transmission” versus optional/partial masking.
   
   📍So, #Masks help prevent #COVID19. Protect kids please.

   https://www.nih.gov/news-events/news-releases/mandatory-masking-schools-reduced-cov…