Hiccups for two days are associated with gas-producing foods, gastritis, and diaphragmatic spasms. Hiccups, also known as belching, are more common in life. Mainly the stomach and esophagus part of the gas retrograde into the mouth will appear hiccups. Frequent hiccups consider language diet, such as the last two days on the diet to eat more gas-producing foods, common sweet potatoes, turnips, onions, potatoes, drinking carbonated drinks, resulting in more gas in the stomach, these gases into the oral cavity will appear hiccups. Irritating food can lead to gastric mucous membrane damage acute gastritis, food intake can not be properly digested will produce more gas in the stomach, these gases retrograde into the oral cavity will be frequent hiccups. Cold weather in winter does not pay attention to the body, the abdomen to prevent cold and warm, cold will cause diaphragmatic spasm, so there will also be frequent hiccups.