The causes of bunion pain include bunion, bursitis and gout. 1. Bunion: due to the frequent wearing of pointy shoes, heredity, long and short legs and other factors, resulting in the patient’s bunion, bunion joint in the walking process, constant friction, will trigger the patient to appear symptoms of pain. 2. Bursitis: due to the patient’s wearing inappropriate shoes, foot pressure and other factors, resulting in the bunion is subjected to constant friction, extrusion, etc., the formation of aseptic inflammatory infection, the constant stimulation of the inflammatory factor, leading to the patient to appear the joint pain of the bunion. 3. Gout: As patients suffer from gout, when they consume too much food with high purine content or abuse alcohol, gout may be triggered, and gout stones may be formed in the joints of the bunions, resulting in pain in the bunions of the patients. If you are experiencing pain in your bunions, it is recommended that you go to the hospital in a timely manner to complete the relevant examinations, identify the cause of the problem, and follow the doctor’s instructions for treatment.