Cracked toes may be caused by chapped eczema, tinea pedis, physical irritation and other reasons. 1. chafing eczema: the onset of chafing eczema is related to a variety of factors, such as immunity, heredity, physical irritation, etc. Chafing eczema on the feet and toes can lead to cracked toes, accompanied by hypertrophy, desquamation, erythema and so on. 2. Chapped tinea pedis: fungal infection of the superficial skin of the feet can lead to tinea pedis, with clinical manifestations of desquamation, blisters, itching, erosion, etc., and when the erosion is heavy, it can also be manifested as cracks in the toes, bleeding, pain and other symptoms. 3. Physical stimulation: physical stimulation such as tight shoes and socks, excessive exercise, external collision can also lead to toe cracks. It may also be caused by other factors, it is recommended to go to the hospital in time, to clarify the cause of treatment.