Foot fungus is caused by fungal infection suffering from foot fungus, it is recommended to wear shoes with good breathability, if it is summer it is best to wear sandals. If it is winter, it is best to wear cloth shoes or pure leather shoes, it is not recommended to wear leather shoes, so as not to lead to damp, sweaty feet, foot odor aggravated. After the appearance of foot fungus, pay attention to changing shoes and socks, do not wear the same pair of shoes every day, so as not to cause fungal growth due to moisture in the shoes, and at the same time, you need to wash your feet and socks every night. The foot can be treated with topical antifungal drugs, such as rilaparatide, terbinafine, bifenazole, etc., which are very effective, or you can use terbinafine spray or econazole nitrate spray for topical application to socks or shoes. The lesions also need to pay attention to avoid picking and scratching, and do not touch the water if there is a break to avoid infection.