Sniffles on the train, sneezes in the office and an ambient awareness that you're likely next in line to be hit with a case of this winter's cold. When it invariably hits you know it'll pass ...

RSV is usually contagious for three to eight days. A patient also may be contagious a day or two before experiencing symptoms, the CDC said. Infants and those with weakened immune systems, however, ...

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.

The advice below will help you gauge whether you’re still contagious ... Whooping cough, or pertussis, is a bacterial infection with symptoms that mimic those of the common cold in the early ...