Here's what you need to know about this season's H3N2 flu symptoms, treatment, when to go to the hospital and whether to get ...

Influenza is on the rise. Flu activity was "high" or "very high" in 32 states and jurisdictions, as of Dec. 30, according to the CDC.

Flu cases and hospitalizations are surging, already breaking last season's records. Here's where activity is highest, what ...

A new flu variant fueling a fast-paced rise in cases across the state has brought with it some symptoms unlike those many have come to associate with the virus.

Respiratory virus season is in full swing across California, with several illnesses spreading across the state. Cases of ...

Amid a severe flu season, the CDC ends its universal flu shot recommendation for kids. Experts explain why this is dangerous ...

Like the flu and COVID, the symptoms of a cold are often coughing, a sore throat, tiredness and sometimes a fever. However, ...

What is norovirus? The stomach bug is so contagious and it spreads easily this time of year.

As people test negative for both influenza and coronavirus, doctors are pointing to other possible explanations.

The sooner someone takes a flu test after they start to experience symptoms of the illness, the better, Dr. Sheldon Campbell ...

Nipah virus outbreak: As many as 100 people have sent to quarantine in West Bengal to contain the spread of the deadly Nipah ...