Hiccups are mostly caused by reflux esophagitis, but can also be due to other causes. Such as acute gastritis, chronic gastritis, H. pylori infection, peptic ulcer, esophageal hiatal hernia, or because of functional dyspepsia, or it may be due to mental tension and other factors. In addition, eating can also affect, such as eating too quickly or too fast or swallowing dry and hard food, which may cause hiccup symptoms. If the hiccups are occasional or caused by dietary or mental factors, they can be relieved on their own, and patients should not be nervous. They can drink warm water in moderation when they hiccup to help them recover, and if necessary, they need to go to the hospital to cooperate with the doctor for an electronic gastroscopy to help understand whether there is GERD, or gastritis, or peptic ulcer, and if necessary, cooperate with the doctor to give regular treatment.