What is the cause of the whole stomachache

There are many causes of abdominal pain, first of all, abdominal pain caused by gastrointestinal diseases, such as intestinal obstruction, gastroenteritis, etc.; secondly, it may be caused by urinary system diseases, such as urinary tract infection, cystitis, etc.; in addition, it may be abdominal pain caused by bad diet. It is recommended to actively check and eat light in the near future.