Current Stomach Flu 2025. One influenza virus is causing great concern right now and is teetering on the edge of being a serious problem in 2025. Norostat data is used to assess current and past norovirus activity and impact of future norovirus genotypes.

Norostat data is used to assess current and past norovirus activity and impact of future norovirus genotypes. Here’s what you need to know if you think you have the norovirus, commonly called the stomach flu or stomach bug, and how to prevent spreading the sickness.