Flu is contagious a day before symptoms show and can last up to a week. Dr. Linda Yancey, an infectious disease specialist, ...

‘I get shivers just thinking if we hadn’t gone (to the GP) the next day, what would have happened?’ ...

Every year, tens of millions of people in the U.S. get the flu vaccine. That’s because the virus changes year-to-year and ...

Add Yahoo as a preferred source to see more of our stories on Google. Holidays are upon us — and so is the flu. More Americans are getting infected with seasonal influenza and seeking care, according ...

Some surveys have shown that nearly 30% of people believe getting a flu shot can actually cause influenza. This belief is likely due to common side effects linked to the vaccine, including headache, ...

Pediatric flu vaccines significantly reduce the number of childhood cases of influenza, new research from Harvard Medical ...

Researchers accidentally find that H3N2 and H1N1 flu strains use different strategies to enter cells, revealing new paths to ...

Flu changes every year, so our vaccine has to change with it. Here’s the quick what-and-why behind the annual shot, how it’s picked, made, and when to get it. Here are a few questions about influenza ...

When the flu comes at you, brace yourself for a tough time. “It’s like a truck hit you,” says Carlene Muto, MD, an infectious disease specialist and medical director of infection prevention at Temple ...

Add Yahoo as a preferred source to see more of our stories on Google. Schools across the United States are being forced to close due to surges of influenza and other seasonal illnesses. As the ...

The high-dose flu shot is associated with an almost 40% greater reduction in severe illness among older adults than is the ...

In a typical year, the process of bringing a new seasonal flu shot to market is one of the United States’ most predictable ...