The second common cancer affecting women next to breast cancer.It is caused by a virus called HPV .High risk for acquiring HPV infections are sexual inter course at early age ( teenage)Multiple sex partners for any of the partners, smoking and immunodeficiency (HIV)HPV infection 90% gets cleared by our immune system. 10% it gets incorporated to cells in the cervix and causes changes in the cell architecture and genetic material Which predispose to premalignant lesions of the cervixFrom pre malignant LEISION to cervical cancer takes 5 to 15 yearsBy doing a Pap smear and HPV screening detect the abnormality and treat the premalignant LEISION prevents development of cervical cancerBy giving HPV vaccine provides prevention of HPV infection and development of pre malignant LEISION and cervical cancer