No test is 100% accurate, but flu tests have a high degree of sensitivity and specificity. They are likely to show a positive result if you are infected and a negative result if you are not.

The study tracks positive flu test results, but doesn’t account for behavioral differences between vaccinated and unvaccinated populations. Those who decline vaccination may also be less likely ...

A diagnosis of influenza can thus confidently be made in the presence of a positive RIDT. However, a negative RIDT result is unreliable and should be confirmed by traditional diagnostic tests if ...

Experts warn bird flu is mutating fast. Learn the key symptoms, how it spreads, and why the risk of a new pandemic can no ...

Texas health and wildlife officials have detected avian flu in at least four mammal species across six counties on the High ...

Between Jan. 26 and Feb. 3, the hospital reported 1,122 positive flu tests and 39 hospitalizations. That number has nearly doubled compared to the first half of January. During this same time ...

Japan's Environment Ministry says seal carcasses in the country's northernmost prefecture of Hokkaido have tested positive ...

Eight dead swans were found at a park in Chester-le-Street, County Durham Swans found dead in a park tested positive for bird flu, a council said. A total of eight dead birds have been discovered ...

A red fox tested positive for avian influenza in Virginia and is the first ... The fox was euthanized; rabies test results are still pending. The H5N1 highly pathogenic avian flu in wild animals ...