Stigmatising people with coronavirus risks undermining efforts to control the pandemic through contact tracing.
SARS-CoV-2 can be spread through the air. But just how much of a factor that is has been hard to determine. Recent evidence suggests it is common, posing problems as public places begin to reopen.
Aerosols are the tiny particles of liquid and material that float around in our environment. When they come from an infected person, they may be a significant source of coronavirus transmission.
Coughs are a valuable diagnostic tool, but how do you know if you’ve got a relatively harmless cough, a coronavirus cough – or something else altogether?
The CDC is reconsidering its policy about the widespread public’s use of masks, as is the World Health Organization. Here are the facts about when it’s appropriate to wear a mask – and what kind.