Warts are caused by a virus (human papillomavirus).Warts can occur at any site on the body but occur most commonly on hands/ feet/ face. Their appearance varies depending upon the site and the type of virus. Their number can also vary from a solitary wart to multiple warts. Warts commonly occur on the soles of the feet and tend to cause discomfort and pain.
Some of the common types of warts are: