Wearing a used mask could be more dangerous than not wearing one at all when it comes to warding off COVID-19, a new study has found. They found that wearing a mask “significantly slows down” airflow, reducing a mask’s efficacy and making a person more susceptible to inhaling aerosols into the nose — where SARS-CoV-2 … Continue reading Wearing a used mask could be worse than no mask amid COVID-19: study – New York Post