Hiccups after drinking cola are generally normal and are caused by the high level of gas in cola. It is normal to burp after drinking cola because cola is a carbonated beverage that contains a lot of carbon dioxide. Drinking too much cola will lead to more carbon dioxide in the stomach, and the excess gas in the stomach will be discharged upwards, thus causing the phenomenon of burping. At the same time, in addition to hiccups, drinking too much cola may also cause stomach bloating and other uncomfortable symptoms. However, it should be noted that, if accompanied by stomach pain and other symptoms, it is considered to be caused by digestive system diseases, such as gastritis, gastric ulcer, etc., such disease patients will also appear after drinking cola hiccups. Drinking cola hiccups is a normal phenomenon, but there are a few people who are suffering from digestive diseases themselves, while drinking too much cola is not conducive to health, may cause obesity, it is recommended to drink less.