Pediatric COVID-19 severity appears to be declining among hospitalized children as Omicron subvariants evolve.

Researchers identify genetic mutation in small group of people who developed the serious disorder after receiving the AstraZeneca or Johnson & Johnson vaccine.

The effectiveness of last season's COVID vaccines among immunocompetent adults reached 40% against hospitalization and 79% ...

It has been almost six years since the World Health Organization declared COVID-19 a pandemic in 2020, and while it is no longer considered a public health emergency, it can still make more vulnerable ...

COVID-19 vaccination during pregnancy reduces adverse events and preterm birth risks, irrespective of the variant. Data from the Canadian Surveillance of COVID-19 in Pregnancy program showed ...

A newer COVID variant called XFG is currently fueling cases of the virus across the country. Nicknamed “Stratus,” this variant first took hold over the summer and now makes up nearly 70% of COVID-19 ...

The Stratus variant is fueling COVID-19 cases around the country. Symptoms of the virus look slightly different right now. Here, doctors share what to look out for and how to protect yourself from the ...

SARS-CoV-2 infections have been rising in the past month — global cases increased by more than 19,000 last month compared with the previous month, according to data posted on the World Health ...

Largely ignored by governments and trade unions, a new SARS-CoV-2 variant is spreading at great speed: the “Stratus” or “Frankenstein” variant, XFG. It is causing high levels of sickness absence in ...

A recent report from Santé publique France shows a sharp rise in suspected COVID-related emergency department visits among adults during the week of September 15-21, 2025 (week 37), particularly ...

As the respiratory illness season begins, COVID cases have remained relatively under control in the United States into the beginning of fall. While the United States by and large is experiencing ...