The United States may be headed for a rough flu season, with a virus that causes more severe symptoms than the one last year ...

A mutated strain of influenza A, H3N2 subclade K, is surging worldwide, sparking concerns about a severe flu season in the ...

While flu levels are still low, a strain that's wreaked havoc in the U.K. and Canada is behind most cases so far in the U.S., ...

In 1918, a flu pandemic caused by a strain of H1N1 infected 500 million people worldwide. It was known as the Spanish flu, and at least 50 million people died.

A new strain of the flu called subclade K could make for a particularly nasty flu season across the country, according to public health experts.  The strain already caused Japan to declare an ...

Flu season has come early this year and the NHS is bracing for what bosses say could be the toughest winter staff have ever ...

The mutated strain, known as subclade K, is causing a surge in cases in the United Kingdom, Canada, and Japan. Here's what to ...

The new flu variant that is currently raising concerns for its ability to partially evade the immune system and the seasonal ...

Learn how long the flu lasts, what symptoms occur at every stage, and what you can do to feel better and lower the risk of serious complications.

(NYT) — David Maltinsky, an FBI agent-in-training, had only a dim suspicion of what was going on when he was suddenly pulled from his classmates one evening last month and called to a meeting with top ...

Tengrinews.kz – Kazakhstan’s Healtcareh Minister Akmarl Alnazarova has commented on the surge of Hong Kong flu cases across ...

If you feel ill but your symptoms are only above the neck — a stuffy nose, a bit of a sore throat — you could just have a common cold, said Dr. William Schaffner, an infectious disease specialist at ...