Ringworm is a common fungal infectious skin disease that can be spread by direct or indirect contact. Frequent recurrent episodes may be caused by incomplete treatment in the past, resulting in fungal residues; low immunity of the patient or the presence of a source of fungal infection in daily life. Comprehensive treatment can be carried out through a full course of medication, good management of daily life and improvement of immunity. 1. Full course of medication: topical medication can be terbinafine hydrochloride gel or luliconazole ointment, etc. For patients with severe infection of tinea cruris, oral terbinafine tablets and itraconazole capsules can be taken. 2. Daily life management: daily wear breathable, loose, pure cotton intimate clothes to avoid local dampness and stuffy heat, which can prevent fungal growth. Thoroughly disinfect the patient’s intimate apparel, bedding, etc., and avoid sharing with others. Do not have close contact with patients with ringworm or tinea cruris, especially do not touch patients’ personal clothing to avoid cross infection. If there are pets, they should be examined and treated for fungal infections. 3. Improve immunity: ringworm recurrence, may be related to the existence of patients with low immunity problems such as diabetes and other chronic diseases, should be actively treating the underlying diseases, if necessary, can follow the doctor’s instructions to use to improve immunity drug therapy, such as immunoglobulin. It is recommended that patients with recurring ringworm go to the hospital and follow the doctor’s instructions for standardized treatment, do not blindly use drugs on your own to avoid adverse reactions.