Stomach Flu 2024 Canada. — norovirus cases are rising unexpectedly across canada, especially in provinces like ontario and alberta. Norovirus infections are most common during the winter months but may occur at any time.
— once ingested, the virus targets the lining of the stomach and intestines, leading to inflammation and the characteristic symptoms of norovirus infection, including. Norovirus is a virus that causes vomiting and diarrhea in all ages.