There are many reasons for smelly feet, such as physiological reasons for not paying attention to hygiene, etc. Pathological reasons such as athlete’s foot, smelly sweating, etc., which need to be selected according to the cause of the general treatment, medication and so on. 1. Physiological reasons Patients do not pay attention to personal hygiene, or wear shoes and socks with poor breathability, which can lead to sweaty and moist feet, and foot odor will appear for a long time. At this time, you can wash your feet, wear shoes and socks with good breathability, and keep your feet dry and other general treatments to alleviate and improve the symptom of smelly feet. 2. Pathological causes (1) tinea pedis: tinea pedis, also known as “foot odor”, is often caused by fungal infections, which can lead to symptoms of smelly feet, can be used externally with some antifungal drugs, such as ketoconazole cream, terbinafine hydrochloride cream, biphenylbenzazole cream, etc., if the symptoms are serious or the externally applied drugs are ineffective, can be orally taken antifungal drugs, such as terbinafine, itraconazole and so on. If the symptoms are severe or the external medication is ineffective, oral antifungal medication such as terbinafine and itraconazole can be taken. (2) smelly sweating: smelly sweating patients will have symptoms of foot odor after sweating, you can use potassium permanganate solution, formaldehyde solution, etc. to smear or dilute the foot soak, inhibit the growth of bacteria, can reduce the symptoms of foot odor. There are many reasons for smelly feet, if it is a pathological cause of smelly feet, it is recommended that patients go to the hospital in a timely manner, to clarify the cause, under the guidance of the doctor to carry out active treatment, do not take medication without authorization, to avoid adverse reactions.