Bring 2 cups juice to a boil in a small saucepan over high heat. Meanwhile, pour water into a large heatproof bowl. Sprinkle gelatin over the water; let stand for 3 minutes. Add the juice and stir to completely dissolve the gelatin, 2 to 3 minutes. Add sugar and stir for 1 minute to dissolve.
Gastroenteritis (often referred to as the stomach flu , however, it is not related to the influenza virus. Gastroenteritis is a nonspecific term for various inflammatory problems in the gastrointestinal tract with the most common symptoms and signs being diarrhea, nausea, vomiting, and abdominal pains.s previously mentioned, although it is not caused by influenza viruses, gastroenteritis is commonly referred to as the stomach flu because most people have acute symptoms that last a day or so, and then begin to resolve, like the symptoms of more benign flu strains.
Although the stomach or intestinal flu is commonly blamed for stomach upsets and diarrhea , the influenza virus rarely causes gastrointestinal symptoms. Such symptoms are most likely due to other organisms such as rotavirus, Salmonella , Shigella , or Escherichia coli .