The burning sensation in the abdomen may be caused by the following reasons: 1. If this sensation occurs in the epidermis of the abdomen, it may be a burning sensation caused by herpes zoster, which is usually accompanied by discharge-like or pins-and-needles pain in addition to the burning sensation, and there may be the formation of small herpes zoster in the abdomen or even in the lumbar region. 2. It may be caused by some inflammation in the abdomen, the most common being infection and inflammation of the abdominal organs, The most common is infection and inflammation of the abdominal organs, resulting in peritoneal pressure, rebound pain and other manifestations of peritonitis, and there may also be burning sensations in the abdominal muscles or skin. 3, it may be a symptom of gastric or intestinal fluid stimulating the gastrointestinal tract, and this condition is usually a burning sensation in the deep part of the abdomen.