According to your description: four-year-old children can't shit. In this case, consider the phenomenon of constipation; It usually happens to people who don't eat breakfast, eat too little and have a partial eclipse. In addition, busy work, insufficient water intake, and changes in living environment; In addition, drinking too little water at ordinary times leads to dry stool, too fine diet, less residue and lack of dietary fiber. Due to the lack of fiber, the stool volume decreases, the viscosity increases, the movement in the intestine is slow, and too much water is absorbed, leading to constipation.

Suggestion: According to this situation, it is recommended that children defecate on time every day and develop the habit of defecating on time. Give children plenty of water every day, eat vegetables every meal and eat fruit every day. Let children exercise more, promote intestinal peristalsis, which is conducive to stool discharge. Instruct dietotherapy: banana rock sugar porridge: take 3 bananas, appropriate amount of glutinous rice and appropriate amount of rock sugar. Wash glutinous rice, peel bananas, cut into pieces, add appropriate amount of water to make porridge, and then add crystal sugar to melt it, so that children can eat it often, which can play the role of moistening stool and tonifying deficiency.