Tag: hypercapnia

Misinformation and disinformation about facemasks and COVID-19

As evidence accumulates that facemasks work to decrease the risk of spreading COVID-19, new myths have arisen claiming that, not only do facemasks not work, but that they are actively harmful. These myths have no basis in physiology or chemistry, but that hasn't stopped anti-mask activists from using them to claim protection under the Americans With Disabilities Act.