You get the dreaded text: the friend you just met for lunch tested positive for COVID-19. Now you’re left to wonder if you, too, will get sick in the coming days. But when should you expect symptoms ...

It's summer, and RSV and flu have come and gone. But, as ever, COVID-19 is different. Even though the pandemic may be behind us, the virus is once again surging in the U.S. Here's what to know about ...

Pharmacies across the U.S. have started administering new COVID-19 booster formulations from drugmakers Pfizer and Moderna. The Food and Drug Administration approved the revised mRNA vaccine shots ...