Foot odor can infect the foreskin, causing it to crack. Foot odor is usually associated with fungal infections, socks and underwear at the same time for cleaning, may make the underwear on the presence of fungi, can make the foreskin on the presence of fungal infections, caused by glans penis, after the infection aggravated, can lead to the foreskin cracks, accompanied by itching, tingling, redness and other symptoms. Therefore, after suffering from foot odor, socks and underwear should not be washed at the same time, if already suffered from glans penis, should use clotrimazole ointment, terbinafine ointment and other drugs for treatment, but also for foot odor treatment. During the treatment period, we should follow the doctor’s instructions, reasonable use of medication for treatment, not indiscriminate use of drugs, to avoid improper use of drugs cause serious adverse reactions.