What are the causes of stomach pain?

There are many causes of stomachache, the most common such as dietary factors, often eat raw and cold spicy food, a lot of alcohol, overeating, etc., can induce symptoms of stomachache. In addition, there are mental factors are also very important, such as excessive pressure, too nervous, scared, etc., can induce acute gastritis, causing stomach pain symptoms. Some infectious factors are also the main causes of this disease, such as Escherichia coli, Helicobacter pylori, accompanied by gastroenteritis can also cause this disease.