A mutated strain of influenza A, H3N2 subclade K, is surging worldwide, sparking concern about a severe flu season in the U.S. Here's what to symptoms to look out for.

On Friday, the World Health Organization categorized a new strain of COVID-19 that was recently detected in southern Africa as a "variant of concern." The WHO's Advisory Group on SARS-CoV-2 Virus ...

Barr virus (EBV) are very common; the virus is estimated to have infected at least 90% of all adults worldwide... | Genetics And Genomics ...

Add Yahoo as a preferred source to see more of our stories on Google. A new COVID-19 strain, referred to as NB.1.8.1 or "Nimbus," first appeared in the U.S. sometime near the end of April and is ...

Vaccinations alone may not be enough to protect people with compromised immune systems from infection, even if the vaccine has generated the production of antibodies, new research from the University ...

COVID-19 is back in the news, however, experts have time and again said that the virus will now work like a seasonal disease with new variant coming up as the season changes. Rightly so, the virus is ...

The new coronavirus variant spreading globally, especially in parts of Asia, has not taken hold in Germany, according to the World Health Organization. The variant, known as NB.1.8.1, was first ...

Norovirus, the infamous "winter vomiting disease," is surging again across the United States. Norovirus is a highly contagious stomach bug that causes sudden, often violent bouts of diarrhea and ...

Flu season isn't in full swing yet in the United States, but a mutated strain of the virus that has caused severe outbreaks abroad is sparking concern about the winter ahead. A new version of ...