Wearing shoes with a foot odor may be related to tinea pedis, hyperhidrosis, and hyperhidrosis. 1. Ringworm of the feet is a skin disease caused by infection of the feet with ringworm bacteria, which is mainly manifested in the clinic as itchy skin, blisters, cracking, peeling, and may also have foot odor. 2. Hyperhidrosis is a skin disease caused by excessive secretion of sweat glands, due to excessive sweat is not washed in time, which can easily lead to bacterial growth, so produce odor. 3. The odorant sweat is the sweat contains a special odor, the formation of the cause is mainly related to genetic, but also with the structure of their own sweat gland abnormalities, the main incidence of the armpit and the soles of the feet. Because of the many causes, the specific situation needs to be analyzed after a doctor’s consultation.