The basic training facility for the Air Force in San Antonio, Texas, is experiencing a flu outbreak with at least 159 cases, two sources told ABC News.
Concerns about the spread of influenza are growing in the U.S. as the U.K. sees a flu surge in children and young adults.
A young Michigan boy is issuing a warning about the flu, after a case of it changed his whole life.
Gov. JB Pritzker signed a bill Tuesday morning to strengthen vaccine access in Illinois after recent decisions from the Trump administration.
Some local doctors are concerned about a new strain of the flu called subclade K that is resistant to the vaccine just before people get together for the holidays.
As families gather for Thanksgiving, here's what to know to protect your family from the new subclade K flu strain.