The winter flu season features two types of influenza. Here's what you need to know about them and how they differ.

Influenza levels in the US are the highest they've been in 15 years amid winter weather and a second wave of the virus.

It’s not unusual historically to see high numbers of respiratory viruses floating around during this time frame,” a UNC ...

Flu cases are surging this winter—this season is no joke. New data from the Centers for Disease Control and Prevention ...

Eleven states are experiencing very high levels of flu and some schools have been closed by the burden on students and staff.

Influenza A — a nasty flu strain that fueled the 2009 flu epidemic — has been landing Ohioans in the hospital since the ...

Does it feel like you know a lot of people fighting the flu virus this winter? The Centers for Disease Control and Prevention ...

In a breakthrough for influenza research, scientists have discovered immune cells that can recognize influenza (flu) viruses ...

Respiratory illnesses have left thousands of Kentuckians sick and others dead. Here are the latest numbers and what you can do to say healthy.

2024 — If seabirds can catch avian flu by stealing food from infectious birds, it gives scientists a clue where to monitor for outbreaks among these vulnerable ... H5 Influenza Vaccines ...

Testing results from patients indicate that two strains of seasonal flu that are causing most illnesses — a Type A H1N1 and a ...