Add Yahoo as a preferred source to see more of our stories on Google. Flu activity continues to remain elevated across the United States, according to newly released data from the Centers for Disease ...

About 92% of cases are among people who are unvaccinated or whose vaccination status is unknown, CDC data shows.

Flu season is off to a rough start this year, according to the Centers for Disease Control and Prevention. While the virus arrived as expected, cases are rising faster, compared with previous years.

Flu activity is rising sharply across the country, according to new data from the Centers for Disease Control and Prevention (CDC), with some areas seeing record-high numbers of illnesses. The numbers ...

Flu activity remains elevated throughout the United States, with children being hit especially hard, according to newly released data from the Centers for Disease Control and Prevention. The CDC on ...

At least 171 measles cases have been confirmed in the U.S. so far this year, according to newly updated data from the Centers for Disease Control and Prevention (CDC). Cases have been confirmed in ...

Most cases are among those who are unvaccinated or with unknown status.

Flu activity is starting to decline nationwide, according to newly released data from the Centers for Disease Control and Prevention. The CDC estimated on Friday that there have been at least 19 ...

Flu activity continues to remain elevated across the United States, according to newly released data from the Centers for Disease Control and Prevention. The CDC estimates there have been at least 18 ...