The front part of the stool is spherical and granular, and the back part is normal, which is related to constipation, irritable bowel syndrome, and too little exercise. Many people do not pay attention to exercise, long-term sedentary, often eat too fine food will lead to slow peristalsis of the gastrointestinal tract, too much food in the intestinal tract for a longer period of time, the intestine will repeatedly absorb the water inside the stool, resulting in dry stool, so the front part of the stool will be spherical granular, the second half of the stool stored in the intestine for a shorter period of time, so it is normal performance. Patients with irritable bowel syndrome are prone to dry stools in the front part and normal stools in the back part due to the slow peristalsis of the gastrointestinal tract and disorders in the function of the intestinal tract caused by bad emotions and dietary stimuli. Regular exercise is beneficial to human health and can promote rapid peristalsis of the gastrointestinal tract. Patients who often stay in front of the computer or are bedridden are prone to slow peristalsis of the gastrointestinal tract, so the beginning of the stool will appear granular.