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

Influenza cases continue to mount with the virus reaching activity levels in the U.S. not seen for the last 15 years, according to the Centers from Disease Control and Prevention.

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

Sonya Stokes, an emergency room physician in the San Francisco Bay Area, braces herself for a daily deluge of patients sick ...

Partial CDC data suggest that influenza deaths may have already reached as high as 2% of deaths for the week ending on Feb. 1 ...

New Mexico, Texas and Nebraska are among the states with the highest number of people showing flu-like symptoms.

Influenza viruses cause tens of millions of illnesses and thousands of deaths in the United States each year. There are two players every flu season: influenza Type A and Type B. Influenza A tends ...

The worst flu season in years is gripping New Hampshire with hospitals reporting more people testing positive and some admitting more patients. "Influenza A (flu) is at its highest level in 15 years ...

The United States is currently facing one of the worst flu seasons in nearly 15 years, with 13,000 deaths attributable to ...

U.S. medical services providers are seeing the greatest numbers of flu cases since the 2009-2010 flu season, the Centers for ...

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

Bird flu appeared in a Texas dairy farm in March 2024. Havoc has followed on farms and in grocery stores and concerns mount for human health.