The XFG variant, also known as Stratus, is now the predominant COVID-19 strain in the U.S. after spreading to 38 countries, ...

It starts suddenly: When a stomach bug strikes out of nowhere, noroviruses are often the culprits. Here, we answer the most important questions about this unpleasant virus. How is norovirus ...

UPMC Children’s Community Pediatrics is seeing an increase in viral upper respiratory infections, a stomach bug, strep throat, COVID, RSV, a virus causing a high fever and rashes. WellSpan Pediatric ...

After years of largely predictable norovirus waves, the emergence of a new strain might have disrupted the seasonal pattern of outbreaks from this notorious stomach bug, suggests a new report by the ...

New outbreaks of gastrointestinal illnesses on cruise ships have sickened about 150 people, adding to the growing toll of such cases in 2025 ahead of peak cruise season, according to the Centers for ...