USA TODAY fact checked whether masks can put a person’s oxygen intake below OSHA’s required levels and found that cloth and surgical masks are unlikely to cause a dangerous drop in oxygen intake since they are not tight-fitting. Kelli Randell, an internist and medical adviser at Aeroflow Healthcare, told Health.com that using any mask forContinue reading “Kelli Randell, Aeroflow Medical Advisor, fact checks mask effectiveness against COVID-19”