How is constipation caused?
(1) did not develop the habit of regular defecation, neglected normal defecation, inhibited defecation reflex, and caused constipation for a long time.
(2) The diet is too elaborate, with little residue and lack of dietary fiber. Due to the lack of fiber, the volume of feces decreases, the viscosity increases, it moves slowly in the intestine and absorbs too much water, which leads to constipation.
(3) Insufficient liquid intake.
(4) Obesity and lack of activity.