There are many hazards of Escherichia coli, the most common of which is diarrhea. This is because when the balance of Escherichia coli in the body is destroyed, it will cause inflammation, and the first infection is the stomach. Then it will cause diarrhea at this time. It is easy to cause digestive system dysfunction, diarrhea, abdominal pain, constipation, nausea, dizziness, fever and other serious physical reactions. Therefore, to maintain the balance of intestinal flora, the diet should be supplemented with water and crude fiber.