what causes verruca
Verrucas â Causes, Symptoms and Treatment. Verrucas are warts which grow on the soles of the feet. These are non-cancerous skin growths and are caused due to the Human Papilloma Virus (HPV). A verruca is by itself painless, but due to pressure exerted by the body weight, it can produce pain.errucas are caused due to the Human Papilloma Virus (HPV). They are common among children and teenagers. Direct contact can spread this virus. The virus can lurk in public locker rooms, gyms, public shower rooms, swimming pools and a person walking barefoot can get infected with this virus.