Symptoms of the flu can include high fever, muscle aches, body pain and headache. But if you’re seeing red flag symptoms like ...

Cases of the flu ... symptoms. In addition to fever, cough, body aches, sore throat, runny or stuffy nose and headaches, influenza can cause diarrhea and nausea, especially in children. Some ...

People are coming in sicker and this flu is also lasting longer, with symptoms lingering seven to 14 days, Sawhney said. For people who are vaccinated for flu, their symptoms, if they have any at ...

H5N9 is “not commonly seen in poultry in general,” says Eman Anis, assistant professor at the University of Pennsylvania ...

For a second time this season, at least 41 states are reporting high or very high levels of the flu. Here's how to stay safe.

The explosion in cases has triggered new public health alerts in 2025, detailing everything from avian flu symptoms in humans ... has health officials asking people to take precautions to catch ...