There's still a lot of confusion around the best time to take a COVID test and where to get them. Here, experts share their ...

When you see an immune response in your arm, it's going to be a different cast of characters than if you see an immune response in your lungs," Pepper said.The immune system "is like lots of different ...

Many COVID-19 tests now have extended expiration dates. Individuals who test positive should follow the latest CDC guidance to prevent ... Prior infections or vaccines may give people some degree of ...

Stratus and Nimbus have similar symptoms to previous variants including a fever, cough and runny nose, but the Nimbus variant ...

It's official -- your household can now order free, at-home COVID-19 test kits from the United States Postal Service, a U.S. government website dedicated to the free kits said Thursday. As of Thursday ...

Ordering for free, at-home COVID test kits opened through the United States Postal Service Thursday, weeks after an announcement from the U.S. Department of Health and Human Services that ordering ...

SARS-CoV-2 infections have been rising in the past month — global cases increased by more than 19,000 last month compared ...

We regularly answer frequently asked questions about life in the era of COVID-19. If you have a question you'd like us to consider for a future post, email us at [email protected] with the subject ...

On December 18, a San Diego emergency room nurse was given a shot of the COVID-19 vaccine. A week later, he tested positive for the virus, CNN affiliate KGTV reported. Stories like this will become ...

Lara Herrero receives funding from NHMRC. Wesley Freppel does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has ...

Every winter, you know you're at risk of the flu, other respiratory illnesses and COVID-19. You may have expired COVID-19 test kits at home, but don’t toss them just yet. The good news? Many tests ...

The study, published in the journal Nature, showed the jabs provided an immunity boost that helped extend survival for ...