National Nurses United calls on the CDC to bring back its mask requirement for those who are vaccinated.

*Australia Covid outbreak: Delta variant cases rise among fully vaccinated people. "Vaccines aren’t perfect," epidemiologist says, but offer lower risk of hospitalization and prevention against spread of virus.*

Asymptomatic infections are significant mainly because some can spread virus to other people, and those people's cases may not be asymptomatic. An asymptomatic case can also stop you from taking a flight.

I wear a mask when there are other people within a few meters of me, and I try to keep distance also.