Hello and welcome to HCM. Thank you for your query. It appears that your son is suffering from constipation. Constipation is just a symptom and is mostly associated with some underlying cause. Some of the causes for constipation are: -Inadequate water intake -Inadequate fiber in food -Daily change in eating habits -Stress -Excessive dairy products -Hemorrhoids -Hypothyroidism -Medication -Eating disorders -Irritable bowel syndrome -Depression -Antacids or laxatives use in excess can also cause this Please discuss this topic in detail with your sons pediatrician. In the meantime you could make the following changes: -Increased water intake -Increased fibers in diet (beans, sprouts, fruits, vegetables, whole grains, etc.) -Warm liquids in the morning -Prunes and cereal -Stool softeners I hope I have succeeded in providing the information you were looking for. Please feel free to write back to me for any further clarifications. I would gladly help you. Best wishes.