While we often refer to it as "the flu," the influenza virus has several strains, with flu A and flu B considered the most common and the most severe.

Here's what you need to know about the highly pathogenic H5N1 avian influenza, and what bird flu might mean to you, your ...

Symptoms usually come on suddenly, according to the CDC, and can include fevers above 100.4 degrees F, dry cough, sore throat, runny nose, body aches, headaches, chills and occasionally nausea, ...

Feeling under the weather? In Texas, cedar can bring sneezing, congestion and itchy eyes, but so can the flu, COVID-19 and other illnesses.

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.

Flu season is ... Other symptoms include: Fever Cough Runny nose Red eyes The fever can spike to more than 104 degrees, according to the CDC. Unvaccinated pregnant people, infants younger than ...

High-risk groups include people over 65, children under 2, pregnant women ... can help with symptoms. Antiviral drugs, such as Tamiflu, can treat or prevent flu illness and are especially ...

Schools around the U.S. are closing due to surges of flu and other illnesses which are sickening students and staff. Here's ...

Influenza is a highly contagious viral infection that affects the respiratory system. Although often dismissed as a seasonal ...

Sometimes pregnant cows miscarry. Barn cats that drank raw milk from sick cows also were infected with bird flu and developed neurological symptoms, eye and nose discharge; many died.