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.
Rarely, a disorder causes infants and children to have significant problems moving their bowels. Many things can contribute to constipation. 1  The most common cause in a child older than 18 months is a willful avoidance of the toilet (for various reasons).2  For example, toddlers are often so involved in their play that they lack time or patience for toilet breaks.nfants and children with constipation are treated differently than adults, because patterns of bowel movements change from the time they are born until they reach the age of 3 or 4 years.