(HealthDay News) -- Warts are caused by a virus and can appear anywhere on your skin. When warts develop on your feet, they are called plantar warts.
Walking barefoot raises your risk of developing plantar warts, which generally arm harmless but may spread and cause pain. The virus spreads readily in warm and moist environments, such as in bathrooms and locker rooms.
The American Podiatric Medical Association suggests how to thwart plantar warts: