The most common symptoms of norovirus are diarrhea, vomiting, nausea, and stomach pain. The virus may also cause body aches, fever and headaches, according to the CDC.

Norovirus, aka the stomach flu, is surging across the United States as 2025 begins. Here's what to know about norovirus ...

But that’s not always how serious illness plays out. Children who need to be on ventilators, have tracheostomies or ...