Sweaty feet are not contagious. Sweaty feet are feet that sweat more easily, and the organic matter in the sweat breaks down and may produce an unpleasant odor. Sweaty feet are related to personal constitution and genetic factors, etc. They are not contagious, so they will not spread to others. People with sweaty feet often feel wet inside their shoes, whether the weather is hot or cold. It is recommended to pay attention to personal hygiene and choose sweat-absorbent, breathable shoes and socks, which can reduce foot odor. If sweaty feet combined with tinea pedis, there is a certain degree of contagious. Tinea pedis is caused by fungal infection, and the fungus is more contagious, if there is direct or indirect contact with the patient, there is a possibility of contagion. Suspected ringworm of the feet caused by smelly, sweaty feet, you can go to the hospital dermatology department, if necessary, under the guidance of the doctor to give the appropriate medication, can help improve the symptoms.