According to a new study, use of contemporary birth control pills, patches or rings that contain both estrogen and progestin has been linked to a reduced risk for ovarian cancer in women of reproductive ages.The study backed up prior data that showed similar results with the use of older forms of oral birth control, widely used until the 1980s."Based on our results, contemporary combined hormonal contraceptives are still associated with a reduced risk of ovarian cancer in women of reproductive age, with patterns similar to those seen with older combined oral products," said the authors. The use protected from nearly all types of ovarian cancer.The researchers followed the data of women aged between 15 to 79 from 1995 to 2014. After eliminating women who had been treated for infertility, cancer, venous thrombosis or blood clots, the study was narrowed to women of reproductive age defined as ages 15 to 49. Nearly two million women were part of the study.The study then separated the ...