Eating too much salt does not cause blood in the stool. Blood pulling is clinically known as hematochezia, eating too much salt does not cause hematochezia, the causes of hematochezia are mainly digestive system diseases and perianal diseases. 1. Digestive system diseases: the most common cause of bloody stools is digestive system diseases, such as ruptured varices in the esophagogastric fundus, erosive gastritis, peptic ulcer, intestinal tuberculosis, and ulcerative colitis, gastric cancer, intestinal cancer and other diseases. These diseases can cause bleeding due to damage to the digestive tract itself, which leads to blood being carried out by the stool during excretion, showing the phenomenon of blood in the stool. 2. Perianal diseases: there are perianal diseases that can cause blood in stool, the representative diseases are anal fissure, hemorrhoids and other diseases, these diseases can stimulate the perianal lesions to bleed because of pooping. “Eat too salty lead to blood stool” this statement lacks scientific basis, leading to more causes of blood stool, if the symptoms of blood stool, it is recommended that patients go to the hospital in a timely manner to improve the examination, to clarify the cause of the disease, for professional standardized diagnosis and treatment.