Maybe it was really a quadruple-demic. A little known and underappreciated virus called human metapneumovirus spiked in the US this spring just after RSV, influenza and Covid-19 died down.

The H5N1 avian influenza virus has infected birds and mammals around the world. As of June 2025, 70 people have been infected, and 1 person has died in the United States.

Health and resource organizations will host free testing events across locations in Dallas on Friday for National HIV Testing ...

The avian flu virus isolated from a hospitalized teenager in Vancouver has mutations in key areas that could help the virus spread more easily in humans, scientists say. CNN values your feedback 1.

The virus becoming better adapted to the human cells is a start, but it wouldn’t necessarily be enough on its own to ignite an outbreak. “We need to do a lot of studies at this point.