Viruses can be found in every environment on the Earth, but their importance is perhaps most evident in the oceans, where they are known to be the reservoir of most of the genetic diversity. Viruses ...

At least 14 states and Washington, DC, are reporting high or very high flu activity. The dominant flu strain, a version of influenza A (H3N2) called subclade K, has multiple mutations that make it ...

COVID-19 stays on clothes for hours to days based on the material. Non-porous surfaces can extend its life. Scientists have looked at the ability of SARS-CoV-2 to survive on different materials like ...

The flu is caused by influenza viruses, not bacteria. Influenza can cause symptoms like fever, chills, and body aches. Influenza (referred to as the "flu") is a contagious respiratory disease caused ...

As of mid-December, flu, COVID, and RSV activity are relatively low throughout most of the U.S., but rates of all three are climbing just as many Americans travel and gather for the holidays. And, for ...

Here’s what to know about the dominant version of the virus that’s circulating now. By Dani Blum The flu constantly morphs and mutates. Often, it surprises researchers a little. This year, the virus ...

'Tis the season of vigorous handwashing and using copious amounts of hand sanitizer as Americans try to avoid getting sick before the holidays. Health agencies like the Centers for Disease Control and ...