Period flu refers to flu-like symptoms that appear before or during menstruation, triggered by hormonal changes in the body.

The United States is facing one of its most severe flu seasons in decades, data show. Infections and hospitalizations are surging, driven by a new mutated influenza A variant, H3N2 "subclade K." ...

The flu is straining hospitals and urgent cares across the United States, with the surge in infections driven by an aggressive new flu variant. Flu activity remains high in most parts of the country, ...

Expanded eligibility for publicly funded influenza antiviral drugs ends this month, while expanded eligibility for COVID-19 vaccines has been extended to April. 30, the Centers for Disease Control (CD ...

Flu is making people miserable from coast to coast, thanks in large part to a new strain called subclade K. That’s why infectious disease experts are telling people to run, not walk, to get this ...

Flu cases are high or very high in 45 states, with doctor’s visits for flu-like symptoms at levels not seen in three decades. But you can still protect yourself. This flu season already appears to be ...

This winter, many people around the world are talking about a new flu strain often called the "super flu." But what is it... and how is it different from the normal seasonal flu that comes annually?

Some surveys have shown that nearly 30% of people believe getting a flu shot can actually cause influenza. This belief is likely due to common side effects linked to the vaccine, including headache, ...

The United States is in the midst of one of its worst flu seasons in decades, data show. Cases and hospitalizations are surging, driven by a mutated influenza A variant, H3N2 "subclade K." Experts ...

Seven flu deaths were reported in Arkansas over the past week as flu activity continued at a "high" intensity for the fourth ...

Flu cases are on the rise once again this winter, and doctors say more kids are catching the virus. Overall, this is the second straight winter that medical experts say flu numbers have increased.