Home > Sex > Need-to-know Updated 26 July 2013 14 common sex questions We've received thousands and thousands of questions on our sex forum. About which problems have people posted the most questions? And what are the answers? We've picked the top 14. 0 Shutterstock Check Are you a sex addict? » Ask Sexologist » Talk Heart to heart » Quiz Are you ready for sex? » How to use a female condom Top risk factors for STIs We've received thousands and thousands of questions on our sex forum. About which problems have people posted the most questions? And what are the answers? We've picked the top 14.1. I have erection problems. What can I do?2. Can I get Aids or other STIs from oral sex? 3. What are my risks of contracting STIs or Aids during sex, and other sexual acts?4. Is masturbation good or bad? 5. How can I give great oral sex? 6. Do women prefer circumcised or uncircumcised men? 7. What is the Kama Sutra, and how can I learn the techniques? 8. I have never had an orgasm, or only had an orgasm with myself, or struggle to reach orgasm. What can I do? 9. What is female ejaculation? 10. Is penis enlargement possible? 11. Does size matter? 12. What is the G-spot? How can I find it and stimulate it?13. Am I pregnant?14. I or my partner has a low libido, or I have lost my sexual desire. (Picture: sex concept from Shutterstock) More in Sex Dry, tight and warm - the dangerous practice of dry sex More: SexNeed-to-know SPONSORED: So many prizes! Click through and see our fantastic competitions. advertisement Get a quote Momentum - save up to 35% on healthcare advertisement Read Health24’s Comments Policy Comment on this story 0 comments Add your comment Thank you, your comment has been submitted. Logout Comment 0 characters remaining Share on Facebook Logout Comment 0 characters remaining Share on Facebook Loading comments... From our sponsors What's this about vitamin B? Independent studies have proved once again that EPO significantly improves symptoms of atopic eczema JJ & Associates offers gents' health– the first medical practice of its kind Live healthier Hit the road » Advice for the long runner Hill training: how to do it Why running is good for you What to wear when you run You do not need a gym membership to run. All you need is the correct clothing and you're ready to reap the benefits. Carb danger » Why we get fat Why you need to worry about fructose Craving sugar? Blame your brain Carbs make you sick Dr Gary Fettke, who believes that the foods we eat are the leading cause of lifestyle diseases speaks of Carbohydrate Diabetes, not Sugar Diabetes.