They can result in false negatives, but they remain a valuable tool in stopping the spread of Covid-19. Here’s how to use them most effectively. By Dana G. Smith We’ve all heard the anecdotes: Your ...

At-home COVID-19 tests have become commonplace for many households, but knowing when exactly to take a rapid test — or when to throw old ones out — isn't always straightforward. Here's what health ...

As fall temperatures set in, cold and flu season gets into full swing and holiday travel picks up, people will undoubtedly have questions about COVID-19 testing. Is this the year people can finally ...