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) More in Sex SEE: What happens to your body during sex? 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 Keep an eye on your vision Which skin products are better, ‘medical grade’ or ‘over-the-counter’? Win 1 of 6 R5000 cash prizes Win a R2 000 Skin Renewal voucher Live healthier Exercise benefits for seniors » Working out in the concrete jungle Even a little exercise may help prevent dementia Here’s an unexpected way to boost your memory: running Seniors who exercise recover more quickly from injury or illness When sedentary older adults got into an exercise routine, it curbed their risk of suffering a disabling injury or illness and helped them recover if anything did happen to them. No relief for MS » Drug shows promise against MS in mouse study Vitamin D may slow multiple sclerosis Obesity in girls tied to higher MS risk Exercise may not lower women's risk of MS A Harvard study showed no evidence to support the idea that exercise lowers the risk of multiple sclerosis.