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  1. After a known exposure to someone with COVID-19, you should wear a high-quality mask for 10 days when around others indoors and avoid people who are at high risk for severe illness. You should test for COVID-19 when you develop symptoms or after five days if you have no symptoms.
    www.verywellhealth.com/how-long-to-quarantine-af…
    In areas that have many people with COVID-19 in the hospital, the CDC recommends wearing a face mask indoors in public. The CDC says that you should wear the most protective mask that you'll wear regularly, fits well and is comfortable. Respirators such as nonsurgical N95s give the most protection.
    www.mayoclinic.org/diseases-conditions/coronavir…
    Wearing a mask reduces the spread of respiratory illnesses within the community by reducing the number of infectious particles that may be inhaled or exhaled. These particles may be spread when an infected individual talks, sings, shouts, coughs, or sneezes (even if not symptomatic).
    www.who.int/news-room/questions-and-answers/it…
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