Flu: symptoms and how long it is contagious Influenza, or the flu, is a contagious respiratory virus. It can be a severe illness that affects the nose, throat and sometimes lungs.

Flu: symptoms and how long it is contagious Influenza, or the flu, is a contagious respiratory virus. It can be a severe illness that affects the nose, throat and sometimes lungs.

Influenza, or the flu, is a contagious respiratory virus. It can be a severe illness that affects the nose, throat and sometimes lungs. Symptoms of influenza are sore throat, cough, congestion ...

How long are you contagious after getting COVID, flu, RSV, pneumonia, the norovirus stomach bug and more? Here's what to know to keep others safe this holiday season.

How long are you contagious after getting COVID, flu, RSV, pneumonia and more? Here's what to know to keep others safe this holiday season.

Get Healthy. If a cold or the flu hits your household, it’s best to stay away from other people while you rest and recover, but just how long does it ...

Get Healthy. If a cold or the flu hits your household, it’s best to stay away from other people while you rest and recover, but just how long does it ...

Get Healthy. If a cold or the flu hits your household, it’s best to stay away from other people while you rest and recover, but just how long does it ...

As we cope with our fifth COVID summer, people are once again navigating travel and social events while in the midst of yet another wave. This raises the perennial question: If you test positive ...

Get Healthy. If a cold or the flu hits your household, it’s best to stay away from other people while you rest and recover, but just how long does it ...