Anger is an emotional reaction that impacts the body. A person experiencing anger will also experience physical conditions, such as increased heart rate, elevated blood pressure, and increased levels of adrenaline and noradrenaline.
Parents often mistake this soiling as a sign of diarrhea. Other causes of constipation in children include: 1  a low-fiber diet. 2  certain medications or drugs, such as antacids, opiates and antidepressants. 3  diseases, such as Hirschsprung disease, diabetes and Down syndrome. 4  anatomic abnormalities, such as a birth defect.
Voluntary withholding of the stool is a common cause of constipation. The choice to withhold can be due to factors such as fear of pain, fear of public restrooms, or laziness. When a child holds in the stool a combination of encouragement, fluids, fiber, and laxatives may be useful to overcome the problem.