Japan’s health authorities have declared an influenza epidemic, with thousands of people infected with the respiratory virus.

Flu season kicks off in October. How bad will it be? The Centers for Disease Control and Prevention offers its prediction.

In the US, the flu season starts in October and can go until early spring, with cases peaking in February.

Flu season is approaching in the United States. Here's what you can expect this winter — and when to get your flu vaccine to ...

After getting the flu shot, certain things should be avoided, such as alcohol, intense exercise, and specific medications, as ...

A surge in flu cases across Asia, hitting Japan weeks early, has sparked global alarm. Experts warn this unpredictable, ...

Here’s what medical experts say could be behind the recent rise of influenza cases in Japan, India, Singapore, Thailand, and ...

Flu is a respiratory virus that causes fever, fatigue, body aches, headache and cough. While some people can fight it off at ...

The flu is contagious until your temperature has returned to normal and you've been without a fever for at least 24 hours.

Arizona had a massive flu season last fall and winter, with 75,000 cases — more than double what is typical in the state.