Home > Sex > Sex tips 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 » Join Health24 on Facebook » Quiz Are you ready for sex? » SEE: What happens to your body during sex? How porn addiction can affect your sex life 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) NEXT ON HEALTH24X Sex: the pleasure without the pain 2017-02-21 12:24 More: SexSex tips advertisement Read Health24’s Comments Policy Comment on this story 0 comments Comments have been closed for this article. Logout Comment 0 characters remaining Share on Facebook Loading comments... From our sponsors How to care for your vaginal flora Live healthier Hello? » SEE: Interesting facts about hearing loss Earworms: Let it go Is it bad to sleep with earplugs all the time? SEE: Do women hear better than men? The reason why men often appear not to be listening could be because they actually can't hear you. Confident smile? » Acidic drinks can harm your kids' smiles The facts on bleaching your teeth Am I taking good care of my teeth? Why are my teeth stained? We know the rules – brush your teeth twice a day and floss to keep them healthy. But, have you ever wondered what causes those stains that sometimes appear?