Is it flu A or flu B, and how long is it contagious? Here's what to know about the flu virus running rampant in New Jersey, ...

But the most important difference between the two is that type A viruses can cause pandemics because of how often and quickly ...

Having the flu is a lousy experience, regardless of the type you have. While news of a rough flu season ahead (spurred by subclade K) continues to make headlines, there are two main types of flu, A ...

This flu season has been rough. Antivirals can help.

Flu, viral fever, and COVID-19 all cause fever and respiratory symptoms, but key differences in onset, symptom patterns, ...

Subclade K has become the dominant form of flu and is slightly different from the virus targeted by this year’s flu vaccine.

Flu season is starting to tick up in the U.S. And, looking at clues from other countries, we may be in for a rough winter. But not all influenza is the same. And there are some notable differences ...

The novel coronavirus, or COVID-19, has several similarities to the flu, but there are also key differences. Both are viruses and cause fever, cough, body aches, fatigue and sometimes vomiting and ...

Those infected with the flu are most contagious during the first three days, the CDC said. In some cases, however, people can ...

Right now, a number of viruses are causing a host of upper respiratory symptoms, including congestion, coughs, fever, body ...