Task: Text Simplification
Input (English): combined oral contraceptive use reduces the risk of ovarian cancer by 40 % and the risk of endometrial cancer by 50 % compared to never users.
Output (English): it 's been found that those who use combined oral contraceptives can reduce their risk of ovarian cancer by 40 % and their risk of endometrial cancer by 50 % as compared to those who do not use any form of contraception.