Jock itch may not be cured for a long time because of environmental reasons, their own habits have not changed, low immunity, medication is not right and other factors, you can make targeted adjustments according to the specific reasons. Specifically as follows: 1. Environmental reasons: the causative agent of jock itch is easy to survive in a moist, poorly ventilated environment. If you often live in this kind of environment, it is not easy to be cured, you can dehumidify the room, often keep ventilating and adjust the indoor environment. 2. Lifestyle habits: often wearing tight clothes, sharing toiletries with others, obesity, often staying up late or drinking alcohol and other bad habits will also affect the healing of jock itch, it is recommended to wear loose clothing, do not share toiletries with others, change the bad habits to make the disease better. 3. Immunity: ringworm occurs in people with low immunity, so patients should improve their immunity through active exercise and reasonable diet to prevent ringworm. 4. Incorrect medicine: It is not easy to be cured if the medicine is not used correctly, so you can go to the hospital to consult the doctor, choose the correct medicine or change the medicine treatment, and be cured as soon as possible. It is recommended that patients with long-term ringworm go to the dermatology department of regular hospitals to consult with the doctor’s guidance to find the cause of the disease and cooperate with active treatment.