The anal opening is a little spicy feeling consider the following causes: 1, may be due to the recent eating too much chili or drinking too much wine, resulting in the anal area hot and painful, due to alcohol and chili are hot food, overdose leads to dry stool stimulation to the anus, the situation is serious may cause the skin around the anus to tear, resulting in anal fissure, will see the anal area has obvious tear wounds The pain is especially painful due to the stimulation of the stool. 2, due to the acute attack of hemorrhoids, there will be local swelling, congestion, and itching painful symptoms, after the stool hot feeling will be more obvious. 3, also does not exclude anal fistula, perianal abscess and other painful feeling, you can go to the hospital for further examination to confirm the diagnosis.