Stomach flu, which is popularly also known by the name of gastric flu or gastroenteritis. The main cause of this flu is due to inflammation of gastrointestinal tract which involve both small intestine and the stomach. It results in sensitive diarrhea. Stomach flu is caused mostly by the infection from viruses and sometimes from bacteria .Most of the times gastroenteritis is caused by foodborne illness caused by the norovirus . Staphylococcus, Salmonella, Clostridium, Campylobacter jejuni, Yesinia, Vibrio cholera etc, are few of the distinct species of bacteria which affects stomach flu.
There are a lot of risk factors associated with stomach flu which include consumption of  contaminated water or improper cooked food and areas having poor sanitation facilities. River swimmers get infected at rainy seasons for contaminated water.

The symptoms of stomach flu are as follows: Abdominal pain, Diarrhea, Nausea, Vomiting, Clammy skins, Excessive sweating, Joint stiffness, fever, Muscle pain, Poor feeding, Blood vomiting (very rare), Weight loss.
The most effective and efficient method for treatment of stomach flu is to stock up the body with a lot of water so that the body does not get dehydrated and also fill the body with other type of fluids as necessary by the body. Even if you are able to eat, one must still drink extra fluids between meals. It is also not recommended to have fruit juice, colas and sodas as it has lot of sugar which worsens diarrhea. It is advisable to drink small amounts of fluids every half hours rather than trying to force large amounts one time, which might cause vomiting. At small intervals suggested food like bread, cereals, potatoes,  yoghurt, bananas, fresh apples, vegetables must be taken. Proper medication is to be provided to the person suffering from this flu for quick recovery from stomach flu. For this doctor needs to be consulted and his instruction is to be followed without any interruption. As advised earlier one need to take care of his diet during this period disease.

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