Low vaccination rates may also be contributing to this year’s sick season. As of late January, U.S. vaccine uptake was well ...

The winter flu season features two types of influenza. Here's what you need to know about them and how they differ.

Doctor visits for flu symptoms are at a 15-year high. Why is this flu season so bad? Doctors discuss flu trends, symptoms and how to stay safe.

Is it simply heat rash, or could it be a more persistent skin condition like eczema? Learn how to spot the difference.

Numbers released by the Centers for Disease Control and Prevention (CDC) on Friday morning showed nearly 50,000 people were admitted to hospitals with influenza, and 10 children died of seasonal ...

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.

"Seasonal influenza activity remains elevated and continues to increase across the country," the CDC said. For the first time this flu season, overall levels of the respiratory illness have ...

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.