A stomach infection also known as a stomach flu, Stomach Flu or Stomach Bug is caused by the Rotavirus which is a bacterial infection.
When your stomach is infected with the RotaVirus your intestines and stomach gets inflamed.
The infection of the RotaVirus starts within 2 day of becoming infected and can last from 3 to 7 days and the symptoms of the RotaVirus include, Watery Diarrhea, Fever, Abdominal Pain and Vomiting.
When you do have the Stomach Bug you should eat bland foods such as Bananas, Rice, Apple Sauce and Toast also known as the BRAT diet.
You should avoid any foods containing dairy and avoid any spicy foods to avoid upsetting your stomach infection even more.