Each year, seasonal flu sickens about 1 billion people worldwide and causes approximately 290,000 to 650,000 respiratory ...

This year's flu season has become Washington state's deadliest in nearly a decade, totaling at least 388 deaths so far.

The earlier than normal arrival of this year's flu season has doctors urging Australians to roll up their sleeves to get ...

After hospitalizing more Minnesotans than any season since at least 2011, data showed influenza infections are winding down ...

Flu season has started earlier than expected in South Africa, but the National Institute for Communicable Diseases says the ...

The viruses that cause seasonal flu and bird flu are distinct but still ... Of these, 3 million to 5 million infections cause severe illness, and hundreds of thousands are fatal.

Is the flu vaccine less effective than hoped? Preliminary Cleveland Clinic research reveals a surprising result among vaccinated healthcare workers, but doctors caution about limitations.

Among the many strains, H5N1 and H7N9 are the most notorious for causing severe illness in humans. Regular Flu: Regular flu, commonly referred to as seasonal flu, is caused by influenza A and B ...

Flu season kicked off during the week of March ... While an early onset doesn’t necessarily mean a more severe season, it does underscore the importance of getting vaccinated now — especially ...