https://amp.cnn.com/cnn/2020/07/21/health/covid-19-three-things-will-stop-it-wellness/index.html
If people
washed their hands regularly,
wore masks,
kept their social distance from each other,
these three simple behaviors could stop most all of the Covid-19 pandemic, even without a vaccine or additional treatments, according to a new study.
https://journals.plos.org/plosmedicine/article?id=10.1371/journal.pmed.1003166