Foot fungus is a common fungal infection in dermatology, and the disease is contagious to oneself and to others. In particular, it is contagious when you share slippers, footbaths and rubbers, so slippers can transmit foot odor. Of course, it is mainly when the slippers worn by people with foot odor are used exclusively by others that the infection can occur. It is important to treat foot odor as early as possible, because the disease is not only contagious to oneself, but also to others, and it is itchy and persistent. At present, the main treatment is the use of antifungal drugs, such as bifidazole cream is effective.