Research suggests CDC’s claims of mask effectiveness may have been exaggerated By Melissa Rudy | Fox News The stance by the Centers for Disease and Control Prevention (CDC) on face masks has taken many twists and turns throughout the COVID pandemic. After initially claiming face coverings weren’t necessary, the CDC changed course in April 2020, calling on all Americans — even children as young as 2 years old — to mask up. That September, then-CDC Director Dr. Robert Redfield said during a Senate hearing that "face masks are the most important powerful health tool we have," even suggesting that they...