Stomach Bug March 2024 Usa. The stomach flu (norovirus) is an acute form of gastroenteritis, or inflamed stomach or intestinal lining caused by a virus, bacteria or parasite. Cases of the illness — which can cause nausea, stomach pain and diarrhea — are on the rise in the united states, according to data from the centers for disease control and prevention.
Cases of the illness — which can cause nausea, stomach pain and diarrhea — are on the rise in the united states, according to data from the centers for disease control and prevention. The virus is the leading cause of foodborne.