Painful sex and genital swellings are closely associated with warts which are a form of sexually transmitted infection.
Genetical warts are skin infections of the genital, oral and anal areas as far as the cervix, cavatina, rectum lining, penis-head, urethra, mouth and throats.
The warts are caused by the human papilloma virus (HPV). It affects the top skin layer, breeding small hard growths. The people having unprotected sex have 95% chances of getting genetical and venereal warts.