Smelly feet may be caused by physiological factors such as poor hygiene habits, or it may be caused by diseases such as athlete’s foot and stinky sweating, which need to be improved by general treatment and medication. 1. Physiological factors: If you have poor hygiene habits and don’t like to wash your feet, it may lead to smelly feet. Need to improve hygiene habits, you can use soap, soap, etc. to wash feet, usually wear breathable shoes and socks, help to improve the symptoms of feet. 2. Tinea pedis: Tinea pedis may cause foot odor, patients should change shoes and socks diligently, you can follow the doctor’s instructions to apply miconazole, terbinafine and other antifungal drugs, to help kill the causative organisms, to improve the situation of foot odor. 3. Foul Sweat: the foot odor may be caused by foul sweat, the patient should wash the affected area every day, you can follow the doctor’s instructions for external use of antiperspirant, disinfection and sterilization drugs, such as formaldehyde solution, aluminum sulfate solution, etc., to alleviate the situation of smelly feet. The cause of foot odor is more reasons, in the exclusion of physiological factors, it is recommended that patients seek medical examination, clear cause, with the doctor for standardized treatment.