Fresh blood in the stool, no pain, these two symptoms are seen in the following diseases: a. Internal hemorrhoids. Internal hemorrhoids are usually accompanied by a feeling of anal swelling, blood dripping after stool or blood on the handkerchief, need to go to the anorectal surgery to do anal fingerprinting to clarify. Second, gastric and intestinal diseases, common gastric ulcer, duodenal ulcer, ulcerative colitis, as well as gastrointestinal tumors, need to gastroenterology to do gastroscopy or colonoscopy to clarify. Third, blood clotting dysfunction. This type of disease is often accompanied by ecchymosis, petechiae, or bleeding gums, need to go to the hematology department to do coagulation function to check.