Stomach Bug 2024 Map 2024. A highly contagious stomach bug is surging in the us—here’s where it’s worst. Norovirus, the highly contagious stomach bug that causes vomiting and diarrhea, is still spreading in the united states.
Cases of norovirus or the stomach bug are rising in 2024. Norovirus is the leading cause of vomiting and diarrhea from acute gastroenteritis among people of all ages in the united states.