The reasons why the stool is too dry and too hard to pull out include improper diet, gastrointestinal tract dysfunction, endocrine and metabolic factors, etc. leading to the inability to discharge the stool. 1. Improper diet: due to drinking too little water or eating too much spicy and other causes of dry stools, the recent dietary intake of dietary fiber is less, such as eating less fruits and vegetables, stools will be easy to dry, will be too dry and too hard to pull out the stools. 2. Gastrointestinal dysfunction: gastrointestinal dysfunction can cause gastrointestinal peristalsis to slow down, food hoarding gastrointestinal tract time will become longer, will increase the intestinal reabsorption of food residues, which will lead to too dry and too hard to pull out. 3. Endocrine and metabolic factors: endocrine diseases, such as hypercalcemia, hypothyroidism, etc., and the emergence of low mental symptoms and constipation. 4. Intestinal diseases: if the patient suffers from megacolon, pyloric obstruction, intestinal obstruction, intestinal occupation and other diseases, as well as anal stenosis, rectal bulging prolapse of the lesion, it will happen that the feces is too dry and too hard to pull out. There are many other causes of too dry and too hard to poop, and it is recommended that patients should go to the hospital in time for consultation and symptomatic treatment.