Running belly is also known as diarrhea, diarrhea dehydrated patients, the body of a large number of water, trace elements, minerals, etc. will also be discharged from the body, resulting in electrolyte disorders. Severe diarrhea, resulting in dehydration patients, the body will lose a lot of water, especially calcium, potassium, sodium, magnesium and other electrolyte components, will also be discharged from the body, thus causing electrolyte disorders. After electrolyte disorders occur, just drinking water is not enough, hypokalemia, hyponatremia, hypocalcemia, hypomagnesemia and so on may occur, which should be supplemented accordingly in time and corrected as soon as possible, so as not to cause serious damage to the body. It is recommended that patients with diarrhea, timely consultation, active search for the cause of the disease, take treatment as soon as possible, so as not to lose too many elements of the body, resulting in electrolyte disorders.