Many friends in daily life will feel uncomfortable stomach, especially when the stomach pain, but also the symptoms of nausea and vomiting, the following will talk about the causes of stomach pain nausea and vomiting. Stomach pain, nausea and vomiting are mostly caused by gastritis, gastric ulcer, the main reason and the usual bad eating habits have a certain relationship. For example, life for a long time do not eat breakfast. As young people work under pressure, go to work far and other factors, will develop a long-term habit of not eating breakfast, this habit is very harmful to the stomach, because there is no food to neutralize stomach acid, stomach acid concentration increased, thus causing damage to the gastric mucosa, there is too much eating too fast, swallowing, overeating, eating spicy and irritating food, if long-term, it will cause an increase in gastric acid, stomach overload, and easily inflammation of the gastric mucosa. It is easy to make the gastric mucosa inflammation, and in serious cases, ulcers will be generated, which will lead to a series of clinical symptoms. If this vicious cycle keeps recurring, it will produce the performance of stomach pain, nausea and vomiting. This reminds patients of the need for timely treatment and better care of the stomach. Stomach pain, nausea and vomiting may also be a consequence of gastric dysfunction. In addition to regular treatment, it is also necessary to maintain a good diet and a cheerful and optimistic attitude.