Human flu viruses cause millions of infections every year. The most common types of these viruses, which cause seasonal flu, are known as influenza A viruses. They tend to thrive in the upper ...

Helen Branswell covers issues broadly related to infectious diseases, including outbreaks, preparedness, research, and vaccine development. Follow her on Mastodon and Bluesky. You can reach Helen on ...

CINCINNATI (WKRC) - Researchers believe they discovered a new type of life form living in the human body that were previously misidentified as viruses. According to a new study from bioRxiv that has ...

Gut viruses and immune cells work together to blunt blood sugar spikes in mice.

Scientists have finally watched influenza viruses break into living human cells in real time, catching the microscopic invaders as they latch on, glide across the surface and slip inside. Instead of a ...

Hundreds of viruses that infect bacteria have been found on toothbrushes and showerheads. This isn’t something to be worried about, though, because the viruses aren’t harmful to humans and studying ...

Scientists have discovered that H5N1, the strain of highly pathogenic avian influenza virus currently spreading in U.S. dairy cows, only needs a single mutation to readily latch on to human cells ...

H5N1 bird flu is branching out. New data from the Centers for Disease Control and Prevention indicates that a second type of H5N1 has likely spread from dairy cows to humans. The CDC and health ...