[TRENDING: Eta still soaking Fla. | Do masks with antiviral coating work? | Shaq’s mansion discounted by $3M]“There you have the driver, who’s an unknown quantity,” says Dr.
William Schaffner, a professor of infectious diseases at Vanderbilt University. “But of course, the big answer to that is wear your mask.”Joe Allen directs the Healthy Buildings Program at Harvard University.
He has studied the difference open windows can make.Allen says, “If someone’s sick in the car, coughing or sneezing, and shedding virus, just cracking the windows even three inches can significantly reduce the amount of airborne virus in that car.”Uber’s guidelines include technology that verifies the driver and some riders are wearing masks, reducing the maximum.