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 Disease Control and Prevention said on Friday. There have been at least 24 million illnesses,

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

MIAMI - Flu cases are rising rapidly across Florida, with the state among 27 experiencing "very high" flu activity, according to the Centers for Disease Control and Prevention (CDC). The Florida Department of Health reported an increase in flu cases during the last week of January, with infections climbing in Miami-Dade and Broward counties.