Underarm warts are HPV infections. Warts itself is HPV infection, that is, human papilloma virus infection caused by a skin disease, underarm warts are mostly common warts, belonging to the low-risk type of HPV infection, may be because of direct or indirect contact with the infection, in the body’s immunity is low, the chances of being infected will be greater. If you have warts on your armpits, you need to take laser treatment or cryotherapy in time to remove the warts completely and avoid further spreading of the infection. Now for the prevention of HPV can be injected HPV vaccine, can effectively prevent HPV infection, especially can prevent high-risk HPV infection, but after vaccination should still be regularly related to the examination. It is recommended to follow the doctor’s advice in time for treatment.