If you or someone you know has been feeling under the weather recently, you're not alone. Cold and flu season is in full swing across the United States, with some illnesses spreading at alarming rates.

The Centers for Disease Control and Prevention has previously signaled that influenza A, COVID and RSV are on the rise across the U.S. Now, the risk of catching norovirus — more commonly known as the stomach flu — is escalating,

As the post-holiday viruses spread around the country, health experts are warning of a ‘quad-demic’ of illnesses that could infiltrate your home and family. How can you tell them apart? Here’s a handy video fact sheet with some answers.