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 ...

Yearly Covid-19 Booster Recommendations in Canada, Europe, and Australia. Although the rapid development of multiple Covid-19 vaccines in 2020 represents a major scientific, medical, and regulatory ...

COVID rebound is when COVID-19 symptoms return soon after they go away or a person registers a positive COVID-19 test result after testing negative for several days. COVID rebound can happen in people ...

Some Americans with underlying conditions are approved for the vaccines. The Food and Drug Administration on Wednesday approved updated COVID-19 vaccines for the upcoming fall/winter season for some ...