This illustration shows a woman wearing two facemasks, a cloth mask over a surgical mask, in Arlington, Virginia, on February 8, 2021. – As new, more transmissible variants of the coronavirus spread, experts say it’s time to consider using a medical-grade respirator, or wearing a surgical and cloth mask together. Scientists have agreed for some time the main way the virus is spread is through the air, rather than surfaces, and there’s growing evidence that small droplets from ordinary breathing and speech that can travel many meters (yards) are a common mode of transmission. (Photo by OLIVIER DOULIERY / AFP) (Photo by OLIVIER DOULIERY/AFP via Getty Images)