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 ...

Since May, highly contagious "FLiRT" coronavirus variants – a term for new mutations of Omicron – have been driving a rise in infections and emergency room trips. Virus levels at local wastewater ...

Ziyad Al-Aly is chief of research and development at VA St. Louis Health Care System and a clinical epidemiologist at Washington University in St. Louis. From the very early days of the pandemic, ...

Four years after the spread of a novel coronavirus first prompted U.S. officials to shutter schools and limit public gatherings, misinformation about the virus persists. False claims that COVID-19 ...

Recent Vanderbilt University graduates who made a germ-resistant phone case after contracting COVID-19 have now sold 1,000 cases. They are donating as many cases to health care workers. "Now that they ...

"Some people are more likely than others to get very sick," the CDC says.

All blood collectors are required to ask donors about their vaccine history because the U.S. Food and Drug Administration requires various wait times to donate blood for live-attenuated vaccines — ...