Since taking the helm of HHS, Robert F. Kennedy Jr. has both backed vaccination as a public health tool and made remarks that ...

A look at the numbers behind peak flu season during the month of February, as the CDC estimates there have been nearly 29 million cases in the U.S. since the fall. ABC News medical correspondent ...

Colorado is in the midst of what could end up as the state’s worst flu season in at least 20 years.

New York has suffered through more than 432,700 flu cases in the 2024-25 season so far, shattering prior record-high peaks. But flu cases have declined 60% over the past month, suggesting New York ...