Constipation most commonly occurs when waste or stool moves too slowly through the digestive tract or cannot be eliminated effectively from the rectum, which may cause the stool to become hard and dry. Chronic constipation has many possible causes.
What is the main cause of constipation?
Not eating enough fibre, such as fruit, vegetables and cereals. a change in your routine or lifestyle, such as a change in your eating habits. having limited privacy when using the toilet. ignoring the urge to pass stools.