Influenza levels in the US are the highest they've been in 15 years amid winter weather and a second wave of the virus.

Levels of influenza nationwide are now at the highest they have been since the peak of the 2009 swine flu pandemic, according ...

Outpatient health care visits for flu-like illnesses are at their highest levels in 15 years, according to data updated ...

The Centers for Disease Control and Prevention reports that flu cases in the United States this season are at their highest levels since the 2009–2010 swine flu. For the first time, the death rate for ...

More than 24 million people have had seasonal flu this season, according to estimates from the Centers for Disease Control ...

Flu cases have been surging across the United States, according to the latest estimates of the US Centers for Disease Control and Prevention (CDC) released on Friday. There have been at least 24 ...

Officials from the Centers for Disease Control and Prevention (CDC) recommend that hospitals speed up testing people who are hospitalized with the flu for H5N1 bird flu. Health care workers in ...

Scientists are calling on the U.S. Centers for Disease Control and Prevention (CDC) to disclose data about the risks of bird flu to people and pets that was posted briefly online Wednesday and ...

More than 30% of tests came back positive for flu as of the week ending Feb. 1. Outpatient health care visits for flu illnesses are at their highest levels in 15 years, according to data updated ...

As cases of H5N1, also known as avian flu or bird flu, continue to surface across the U.S., safety precautions are ramping up. The U.S. Centers for Disease Control and Prevention (CDC) announced ...

The Centers for Disease Control and Prevention ... flu virus were scheduled to be released in the weekly Morbidity and Mortality Weekly Report (MMWR) on Jan. 23, according to multiple CDC ...