Eileen Kellyさんのインスタグラム写真 - (Eileen KellyInstagram)「After polling more than 400,000 OkCupid members, the dating website found that 62% of women like rough sex. Being bitten, scratched, or spanked increases your blood pressure and heart rate in response to the pain, explained one sex researcher to Men’s Health, also pointing that there are areas of your brain where pain responses and sexual arousal overlap. That said, be sure to check in with your partner before and after you get rough in the bedroom. ⛓」8月9日 9時42分