Covid-19: What is the evidence for cloth masks?
Elisabeth Mahase
Abstract
What is the evidence for cloth masks?As the US Centers for Disease Control and Prevention has advised all Americans to wear cloth masks in public to prevent the spread of covid-19, The BMJ examines the evidence Elisabeth MahaseThe BMJ What has the CDC recommended?People should wear cloth face coverings in public places where social distancing measures are "difficult to maintain," such as supermarkets and pharmacies, the CDC advises.It said the masks can be "fashioned from household items or made at home from common materials at low cost."It also warned that surgical masks and N-95 respirators should not be used by the public, as these were "critical supplies that must continue to be reserved for healthcare workers and other medical first responders."How do you make a homemade cloth mask?