Ringworm is caused by fungal infection, one year old baby ringworm, it is recommended to strengthen the care, give topical drugs, if necessary with oral medication. 1. Strengthen care: ringworm may cause obvious itching, it is recommended to pay attention to skin care, avoid excessive scratching, induced bacterial infection. 2. Topical drugs: ringworm is caused by fungal infection, can be given antifungal drugs, such as clotrimazole ointment, ketoconazole cream topical smear, have the effect of inhibiting or killing fungi. 3. Oral medication: If the area of ringworm is large, external drug treatment at the same time, if necessary, with oral medication, such as itraconazole for treatment. Specific drugs need to be used under the guidance of a doctor. It is recommended to keep the skin dry, use a dry towel to dry after bathing, and use talcum powder in moderation for the toe crevice or groin area. Infants need to pay attention to the safety of medication, need to be under the guidance of a doctor.