Constipation can be very harmful, especially if it is chronic for a long time. Constipation often leads to the absorption of a large number of toxins, especially chronic constipation, chronic absorption of toxins for a longer period of time, while leading to edema, congestion and erosion of the intestinal mucosa. Chronic inflammatory stimulation also tends to proliferate intestinal polyps, causing an increase in polyps, some of which may occur in the sigmoid colon or in the rectum in cases of constipation, leading to local carcinogenesis. Constipation often causes damage to kidney function due to the stimulation of toxins, making the body relatively weak. In conclusion, the harm of constipation is very huge to the body, and the need to pay attention to the usual dietary habits, improve constipation and improve the discomfort caused by constipation is currently an effective solution to the symptoms.