The virus infects only the topmost layer of the skin where they grow and cause the skin to grow with it.
Baby can also get it when the baby passes through the birth canal of an infected mother.
Those who have unprotected sex . The baby who is passed through the birth canal of the infected mother. This makes prevention of spreading the infection very difficult. It can take 2-3 months before you may feel anything. Warts grow in and around the entrance of the anus and the vagina and appear on top of the penis.