The U.S. winter virus season is in full force, and by one measure is the most intense in 15 years.

Data on flu test positivity and Tamiflu prescription fills show that influenza activity has already surpassed the past 7 ...

Flu infections are at or near their highest levels in at least 15 years and are still rising, the Centers for Disease Control and Prevention says.

The U.S. influenza rate is at or near its highest level in at least 15 years and is still on the rise, the U.S. Centers for ...

Are people at risk for bird flu? How can I protect myself? Bird flu’s risk for the general public is still low, with no signs ...

Of the 50 states, 40 are reporting high or very high levels of flu activity. Nearly released data shows the current U.S. flu ...

Flu cases are surging across the country – more than half of states are now at "very high" levels, the most severe ...

There are more than 53,000 flu cases alone in the state of New York. That is four times the number of flu cases next door in ...

The Centers for Disease Control (CDC) estimates 24 million flu cases this season. 7News checked the latest data from D.C., Maryland and Virginia and learned cases are very high in this region. D.C.

Winter flu season in the US is at its most severe in 15 years, with over 24 million cases and 13,000 deaths, including 57 ...

Americans are not the only ones getting sick from the flu this year. An ongoing bird flu outbreak has infected millions of ...