Over 160,000 people this season have landed in the hospital from flu complications, CDC estimates. More than 6,600 have died.

Viral sicknesses have risen in early 2025 amid the ongoing “quad-demic” in the U.S., referring to three respiratory viruses and one gastrointestinal disease, according to the Centers for Disease ...

A California child was recently confirmed as the third human case of bird flu with a known source of infection. What could ...

The U.S. is seeing a "quad-demic" as cases of COVID-19, flu, RSV and norovirus spread at the same time. Experts said this is ...

COVID-19, influenza, RSV, and norovirus—have created what experts are calling a "quad-demic" in the U.S. Here's what to know ...

Dec. 13, 2024 — Influenza or flu virus remains infectious in refrigerated raw milk for up to five days, according to a new study. The findings come at a time when outbreaks of bird flu -- a ...

State and federal data show high levels of respiratory illnesses. Here's what to know about the illnesses circulating this winter, their symptoms and how to prevent them.

The United States is experiencing a rise in respiratory illnesses, commonly referred to as a “tripledemic,” involving ...

Federal health officials have been keeping a close eye on H5N1, a strain of avian influenza that is highly contagious and lethal to chickens, and has spread to cattle. The virus has not yet ...

A 13-year-old girl in Canada became so sick with H5N1, or bird flu, in late 2024 that she had to be put on a ventilator. Around the same time, a senior in Louisiana was diagnosed with the first ...

“It’s really important to follow safety precautions.” Because avian influenza viruses are naturally occurring and ever-present in wild birds, preventing or controlling HPAI in wild ...

"We are obviously concerned about the rising numbers of influenza cases," he said. "We know that flu can be particularly serious for certain individuals who have underlying medical conditions ...