A 2022 study estimates that at-home flu tests have a sensitivity of about 63% if the test is performed within 72 hours of when symptoms started. And a more recent study looking at a rapid combined ...

HOUSTON, Texas (KTRK) -- There's no running from it. Flu season is in full swing, but now medical experts say how you get tested for the flu may also be a problem. The most commonly used test, called ...

As flu cases rise across the country, here is everything to know about testing yourself for the illness at home.

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 ...

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