Plus, what the data says.

Cases across the country had appeared to decline before new public health data showed upticks in infections.

Super Bowl's over, but "Super Sick Monday" is here! Oklahoma is in a high-risk flu zone right now. Health officials say ...

National flu activity remains elevated but is beginning to ease across most of the U.S. after an unusually intense December surge, according to the CDC’s latest weekly FluView report. Most regions are ...

Flu activity has increased slightly in the United States, driven by a small rise in infections caused by influenza B viruses distinct from the new subclade K strain that has been the primary cause of ...

Every year, we see a different strain of the flu. This past holiday season, doctors say we saw the flu appear a bit earlier than normal.

Flu activity has ticked back up slightly in the US, thanks to a very small increase in infections caused by influenza B — viruses distinct from the new subclade K strain that’s been the biggest player ...

Flu levels are rising once again across the United States, with emergency department visits increasing among children over 5, ...

Add Yahoo as a preferred source to see more of our stories on Google. Flu cases are ticking down, but experts warn the U.S. isn’t out of the woods yet. Fifteen more children died from the flu in the ...

Massachusetts health officials reported 193 flu-related deaths this season, including six children, with flu activity peaking in February.

Lane County’s top public health official says Oregon may be approaching the peak of flu season. Influenza rates in Oregon have been climbing steeply this year, according to state data. The last week ...

North Carolina health officials urge people to get vaccinated against the flu as deaths rise. The number of people who have died from complications of the flu in North Carolina more than doubled in ...