A first-of-its-kind study published last week in Pediatrics that compared the medical records of 1,400 young girls who have and have not received the HPV vaccine found no difference in the sexual behavior of the two groups. The HPV vaccine is proven to protect against cervical cancer, but religious believers often reject its use on the basis that it would increase childrens’ sexual promiscuity.  However, this study debunks that claim. From the Guardian: The researchers didn’t ask girls about having sex, but instead looked at “markers” of sexual activity after vaccination against the sexually transmitted human papillomavirus, or HPV. Specifically, they examined up to three years of records on whether girls had sought birth control advice; tests for sexually transmitted diseases or pregnancy; or had become pregnant. Very few of…