Researchers in Hong Kong say wearing a surgical mask can reduce COVID-19 transmission by up to 75-percent.
The study done by scientists at Hong Kong University revealed the strongest results that wearing a mask is an effective measure against getting the virus and also showed that those who did get infected had less of the virus in their system.
They said the two measures known to cut down on Covid-19 cases are social distancing and wearing a mask.
As late as February 29th 2020, federal health officials in the United States were still telling Americans, that wearing a mask was not recommended, and would offer no benefit.
Photo by Alpha Media USA Portland OR