Test positivity rates measure the success of a testing program. Even though the US performs a huge number of tests, high test positivity rates across the country show that that it still isn't enough.
Just as in other countries, COVID-19 outbreaks are a matter of when, not if, should Ontario schools reopen in September.
Ideally everyone could get tested frequently for the coronavirus. No state is close to achieving this, but some are doing better than others. What are the challenges in meeting demand for testing?
CT scans reveal lung damage in people with no symptoms.
There is a lot of confusion and concern around asymptomatic spread of SARS-C0V-2. An infectious disease expert explains how many people are asymptomatic and how they can spread the virus.
Recommendations around mask usage are confusing. The science isn't. Evidence shows that masks are extremely effective to slow the coronavirus and may be the best tool available right now to fight it.
Your body can be infected and fight off SARS-CoV-2 without your ever noticing.
Questions remain about COVID-19 infection, transmission, treatment and recovery. Here are answers to some common questions about the coronavirus pandemic.