Rough skin growth on the feet and hands resembling blisters is referred to as warts. Viral infection, specifically due to various types of human papillomavirus (HPV) is the main culprit behind warts. There are ten different types of warts and the most common one is harmless. These can last for several years altogether or may disappear within few months.

Most prevalent types of warts include Common Wart, Flat Wart, Genital Wart, Mosaic Wart, Plantar Wart, Filiform Wart, and Periungal Wart. These may grow on any body part. Warts are contagious and one may catch them from affected patients by sharing personal items like towels and razors.