More U.S. hospitals are requiring masks and limiting visitors as health officials face a post-holiday spike in flu and other illnesses. New York City last week instituted a mask mandate for the city’s 11 public hospitals. (Jan. 3)

More hospitals are requiring masks as flu and COVID-19 cases surge

More U.S. hospitals are requiring masks and limiting visitors as health officials face a post-holiday spike in flu and other illnesses. New York City last week instituted a mask mandate for the city’s 11 public hospitals. (Jan. 3)