Officials worry about a tripledemic as the U.S. sees an uptick in cases of 3 respiratory viruses

There's a decided festive spirit in the air as Americans gear up to gather for the holidays this month. Also in the air? COVID, RSV and the flu.

Here & Now's Deepa Fernandes hears from Dr. Peter Chin Hong, associate dean at the University of California San Francisco. He specializes in treating infectious diseases.