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Six class action complaints accuse major dental product makers of deceptively marketing products containing fluoride to young children ...

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

Health officials urged people to identify avian flu symptoms early and properly cook chicken and eggs to limit risk of ...

The first U.S. H5N9 outbreak has raised concerns as scientists warn of evolving bird flu risks—here's what you need to know about the symptoms.

Rising flu cases in North Texas are hitting hospitals, forcing school closures. See influenza symptoms, how to get a test, how long you're contagious.

European regulators monitor bird flu variants; 20% of South Asian women miss daily activities during periods; weather affects ...

Influenza, or the flu, is a contagious respiratory virus. It can be a severe illness that affects the nose, throat and sometimes lungs. Symptoms of influenza are sore throat, cough, congestion ...

Here's what to know about flu symptoms in 2025, how to tell if it's something else, and how to protect yourself: With these symptoms, it can be hard to know what’s making you sick, whether it ...