WHO: Face masks made of fabric should have 3 layers
The World Health Organization (WHO), this spring, recommended that all healthcare workers, those infected by COVID-19, as well as people caring for COVID-19 patients, wear medical masks to protect themselves from the virus. WHO updated its guidance on masks on June 5th, sharing details on non-medical masks and recommending that they be worn by a wider range of people. WHO recommends wearing a three-layer N95 Face Mask whenever you are in public areas where social distancing cannot be achieved. If you're 60 years old or have an underlying medical condition, you should wear a medical face mask to avoid physical distancing. WHO stresses the importance of masks in preventing the spread COVID-19. According to WHO guidance, "Current evidence indicates that the majority of transmission of COVID-19 occurs from symptomatic individuals to others in close proximity, when appropriate [personal protective gear] is not worn." What should fabric masks be made of? This guid...
