Tag Archives: Indoors

CDC to reverse indoor mask policy, saying fully vaccinated people should wear them indoors in Covid hot spots

The Centers for Disease Control and Prevention is expected to recommend Tuesday that fully vaccinated people begin wearing masks indoors again in places with high Covid-19 transmission rates, according to people familiar with the matter. Federal health officials still believe fully vaccinated individuals represent a very small amount of transmission, according to the sources. Still,… Read More »

MIT researchers say you’re no safer from Covid indoors at 6 feet or 60 feet in new study challenging social distancing policies

The risk of being exposed to Covid-19 indoors is as great at 60 feet as it is at 6 feet — even when wearing a mask, according to a new study by Massachusetts Institute of Technology researchers who challenge social distancing guidelines adopted across the world. MIT professors Martin Bazant, who teaches chemical engineering and… Read More »

Indoors, outdoors, 6 feet apart? Transmission risk of airborne viruses can be quantified

In the 1995 movie “Outbreak,” Dustin Hoffman’s character realizes, with appropriately dramatic horror, that an infectious virus is “airborne” because it’s found to be spreading through hospital vents. The issue of whether our real-life pandemic virus, SARS-CoV-2, is “airborne” is predictably more complex. The current body of evidence suggests that COVID-19 primarily spreads through respiratory… Read More »