Current Stomach Bug Going Around 2025. Here's what to know about symptoms, transmission and treatment. The norovirus, aka the stomach flu, is continuing to circulate, causing more cases in the u.s.

There are 685 million cases worldwide each year, causing symptoms like stomach pain, nausea, and diarrhea. Cases of the stomach bug have seen a 29% increase between september 23 and october 6, nhs data has revealed.