" The leading cause of food-borne sickness and gastroenteritis (inflammation of the stomach or Intestines), Norovirus is a group of highly contagious viruses that cause gastrointestinal illness in humans. Norovirus has gotten the inaccurate nickname “Stomach Flu” though it has no relation to the flu: a respiratory illness caused by the influenza virus. Extremely resilient to a variety of environments, Norovirus survives for up to a month outside the body. It spreads rapidly through contaminated food ...