Health
How could wearing a mask help build immunity to COVID-19? It’s all about the viral dose – The Conversation AU
Wearing face masks may allow a tiny number of viral particles to slip through, possibly allowing our body to gain some sort of immunity.

People infected with SARS-CoV-2, the virus that causes COVID-19, can spread the virus when they speak, sing, cough, sneeze or even just breathe. Scientists think face masks help limit virus spread by protecting everyone else from the infected wearer. As a result, face maks are now mandatory in many cities, states and countries to limit the spread of COVID-19.
People typically wear surgical, cloth or other face coverings that dont completely prevent the virus from infecting the wearer, though m…
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