When the U.S. Centers for Disease Control and Prevention changed its guidelines about mask-wearing on May 13, 2021, plenty of Americans were left a little confused. Now anyone who is fully vaccinated can participate in indoor and outdoor activities, large or small, without wearing a mask or physical distancing.
Anthony Fauci, chief medical adviser to President Biden, said the new guideline is “based on the evolution of the science” and “serves as an incentive” for the almost two-thirds of Americans who are not yet fully vaccinated to go ahead and get the shot.
