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.

Flu activity remains elevated across Tennessee, with parts of East Tennessee reporting some of the highest levels of ...

Because measles is so contagious, experts say that vaccination rates need to be above about 95 percent to stem the spread of ...

Doctors across the country say flu season has arrived earlier than usual and is hitting people — mainly kids, so far — especially hard. “I don’t think I ever remember seeing it this severe, this soon, ...

Add Yahoo as a preferred source to see more of our stories on Google. As many families are preparing to gather for the holidays, influenza (flu) cases are spiking across the country. According to the ...

Add Yahoo as a preferred source to see more of our stories on Google. Adenovirus isn’t as well-known as flu or COVID, but it’s one of the most common viruses people catch — especially in childhood. In ...

Health officials are urging vigilance after a person infected with measles spent more than five hours at Robert Wood Johnson ...

Scientists have mapped how genetics and life experiences leave lasting epigenetic marks on immune cells. The discovery helps explain why people respond so differently to the same infections and could ...

SAN ANTONIO – The number of people heading to the doctor for flu-like illnesses continues to rise in Bexar County and Texas, according to data from the San Antonio Metropolitan Health District. But as ...