Doctors say the H3N2 subclade K flu variant has different symptoms to typical flu, including prolonged high fevers lasting up ...

If you’ve noticed a surprising number of Aussies sneezing summer, the culprit may be a new influenza strain dubbed “Super-K”.

TOPEKA — Kansas is suffering from the worst outbreak of highly pathogenic avian influenza in the country, with nearly 414,000 ...

Thousands of New York City nurses are resuming their strike as some of the city's leading hospitals have moved to hire ...

NHS hospital trusts in the South East have declared 'critical incidents' due to a surge in admissions driven by flu and ...

Respiratory illness cases are putting a strain on Nova Scotia’s health-care facilities, particularly in the western part of ...

Roberta Alisauskaite had begun to feel 'under the weather' but thought she had picked up a winter cold from work.

What is norovirus? Symptoms you need to know as NHS critical incidents declared - Cases of norovirus, the winter vomiting bug ...