Norovirus is a highly contagious virus that causes gastroenteritis, an inflammation of the stomach and intestines. It spreads rapidly through contaminated food, water, surfaces, or close contact with infected individuals. Symptoms of norovirus infection typically include sudden onset of vomiting, diarrhea, stomach cramps, and sometimes fever. Understanding the causes, symptoms, and preventive measures is essential to managing and minimizing the spread of this highly contagious illness. Get Directions Causes of Norovirus Norovirus is a very ...