The world of seasonal flu prevention was jolted when preliminary research from Cleveland Clinic revealed unexpected data about infection rates among vaccinated healthcare workers. The findings, which ...

LONG BEACH, Calif. (KABC) -- Scientists are getting closer to developing a vaccine for the respiratory illness known as RSV, but it's likely going to take a year before we could see it. Right now, ...

The number of H5 bird flu cases among people in the U.S. is now at 70, with the most cases being in California, according to data from the Centers for Disease Control and Prevention. Among the cases ...

One year ago, a human infection of bird flu was reported in Texas. One year ago, the first bird flu infection in a human in the United States was reported in a Texas dairy worker, just weeks after the ...

A new Cleveland Clinic study—yet to be peer-reviewed—found higher flu rates in vaccinated people compared to unvaccinated, but experts say testing bias likely skewed the results. The study has fueled ...

The flu vaccine is recommended annually for all Americans 6 months and older, per the Centers for Disease Control and Prevention — but a new study from Cleveland Clinic suggests that it might not have ...

Blood testing of large-animal veterinarians suggests that H5N1 bird flu has spread more widely than US surveillance of the virus is capturing, according to a new study by federal and state disease ...