It is easy to confuse COVID-19 symptoms with that of the flu. Not knowing the differences could be dangerous, even fatal.

Flu, COVID and seasonal colds are all circulating this winter, and their symptoms can be surprisingly similar. Here’s how to ...

Flu season isn't in full swing yet in the United States, but a mutated strain of the virus that has caused severe outbreaks abroad is sparking concern about the winter ahead. A new version of ...

A new variant of influenza H3N2 is spreading in other countries. But that could mean the U.S. is in for a rough flu season. The mutated strain, known as subclade K, is causing a surge in cases in the ...

This fall, a federal vaccine advisory panel changed recommendations, saying Americans six months and older should discuss the risks and benefits with their health care providers. The move walked back ...

With similar symptoms, it can be difficult to tell which illness is which. Here’s what to know. By Dani Blum Early clues suggest that this flu season could be particularly brutal. And while national ...

Every winter, respiratory viruses, especially influenza, SARS-CoV-2 and RSV, put huge pressure on healthcare systems throughout Europe. In a typical season, flu causes up to 50 million symptomatic ...

H3N2 has actually been circulating since around 1968 with annual genetic changes designed to evade our immune systems. Its ...

Flu season isn't in full swing yet in the United States, but a mutated strain of the virus that caused severe outbreaks abroad is sparking concern about the winter ahead. A new version of influenza A ...