9 reasons you can be optimistic that a vaccine for COVID-19 will be widely available in 2021

It is realistic that we will know sometime in late 2020 whether some COVID-19 vaccines are safe, exactly how effective they are and which ones …

Does coronavirus linger in the body? What we know about how viruses in general hang on in the brain and testicles

The mounting evidence suggests that SARS-CoV-2 can infect immune privileged sites and, from there, result in chronic persistent — …

Am I immune to COVID-19 if I have antibodies?

Read on to find out whether the answer is yes or no

Are you in danger of catching the coronavirus? 5 questions answered

What you should know about the novel Coronavirus