Swine flu vaccines are due to start arriving in the United States next week with high-risk patients first in line, according to Dr. Richard Besser, ABC News' senior health and medical editor.

Influenza viruses are shifty entities. A seemingly ingenious and sneaky way for viruses to make these leaps is by swapping ...

H5N1 avian influenza has long been a concerning virus. Since its discovery in 1996 in waterfowl, bird flu has occasionally ...

For more information about swine flu symptoms, treatment and prevention, check out the ABC News OnCall+ Swine Flu Center. "Kissing with masks isn't going to happen," said Horovitz.

Health officials in Kerala have confirmed that a student of class 9 in a school in Kollam has tested positive for H1N1 ...

New versions of the H5N1 virus are increasingly adept at spreading. Suggestions to either let it rip in poultry or vaccinate the birds could backfire.

The H5N1 avian flu is circulating in cows and other mammals. Whether it will make a permanent leap to humans is another ...

Pigs could play a key role in ending the flu as we know it. That’s the message behind new research testing a computer-designed vaccine that protects swine from flu—and may one day do the same ...

And this breakthrough could also help protect against swine flu and even avian flu. Not everyone likes getting shots, especially Eric Weaver. "I don't like getting the flu shot.

SAN ANTONIO (AP) -- As Texas schoolchildren head back to class, state officials are urging commonsense precautions but say they are prepared for an outbreak of swine flu. Gov. Rick ...

Swine flu virus sweeps through Delhi-NCR: Survey shows 54% household has 1 patient suffering from swine flu symptoms, such as fever, sore throat, cough, headache, stomach issues, joint pain, and ...

U.S. health officials declared a public health emergency yesterday over the recent outbreak of swine flu. Currently, no cases have been identified in Tompkins County or at Cornell, according to ...