A wart is a small growth with a rough texture that can appear almost anywhere on the human body. It can resemble a solid blister or a small cauliflower.
Warts are caused by the human papillomavirus (HPV) family, and not coming in contact with frogs as some people believe. Furthermore, the appearance of such depends on where it’s on the body, as well as the thickness of the skin.
For instance, palmar warts shows up on the hands. While plantar warts affect the feet.