It depends on your health status and age. Flu season infects millions each year People are most contagious during first 3-4 days, but this can vary. Air purifiers can help reduce transmission in ...

Dr. Kiran Joshi, chief operating officer of Cook County Department of Public Health, joins Lisa Dent to discuss the flu. He shares the early signs of the flu, at-home remedies, and how to know if ...

Worried about passing your cold to your friends or coworkers? Doctors explain how long colds are contagious and offer tips ...

The 2025-26 flu season has been brutal, so far. At least 19 million Americans have had it, and it’s not over yet. Flu season typically runs through May, so there’s still a good chance of getting the ...

Influenza, commonly called the flu, is a respiratory infection caused by the influenza virus. It is contagious, which means it passes easily from one person to another. Although influenza viruses can ...

This year’s influenza virus has been dubbed the “super flu” for how quickly it’s spreading — and how hard it’s hitting. In fact, infections have broken records in New York, with 71,123 positive flu ...

With the measles outbreak in Redding, influenza spiking in California this winter and COVID-19 now a seasonal threat, people may wonder what’s the difference? All three diseases can make you feel ...

One prescription treatment promises to deliver fast relief this flu season. This year’s influenza virus has been dubbed the “super flu” for how quickly it’s spreading — and how hard it’s hitting. In ...