It is possible to catch warts by touching them with your hand, but whether they are contagious or not cannot be generalized. Warts is a sexually transmitted disease caused by infection with human papilloma virus, due to the existence of a variety of subtypes of the virus, infection of the skin or mucous membranes of the subtypes are not the same, so the hand touched the warts, the hand localized generally will not cause warts, but if the hand and contact with mucous membranes and other parts (such as oral cavity, genital mucosa) may be infected. 1.infectious situation: the individual’s physical weakness, low immunity, or the hand touched the acromegaly after the hand hygiene is not timely, at the same time the hand contact with the genital mucous membranes and other parts of the tiny trauma or broken, it is possible to cause cross-infection through this kind of contact. 2. less contagious situation: usually physical fitness, good immune function, hand touched the acromegaly after the hand hygiene, genital mucosa without any wounds and breakage, generally this situation is infected with a smaller chance. Warts are mainly spread through sexual contact, blood and mucous membrane contact and close contact. If you have a history of close contact, it is recommended that you go to the hospital for further examination to determine whether you are infected, and then follow the doctor’s instructions in combination with the clinical symptoms.