A new study makes it clear: after universal masking was implemented at Mass General Brigham, the rate of COVID-19 infection among health care workers dropped significantly. "For those who have been waiting for data before adopting the practice, this paper makes it clear: Masks work."
Even as cases rose in Massachusetts, the rate of positive tests among employees went down significantly after all were required to wear surgical masks Boston, MA — In March of 2020, Mass General Brigham implemented a new policy: everyone working at the hospitals would be required to wear a surgical mask. At the time, the concept…
