Others say you can start having sex as soon as you feel up to it, which will usually be and use common sense before resuming intercourse after a vasectomy. men will be feeling pretty good and may want to resume normal sexual activity. Missing: poses. What are the best sex positions for a bad back? often remain viable for up to 3 months after a vasectomy, which means you risk an unintended pregnancy. Will your ejaculations be different after a vasectomy? For more on this topic, see our articles on post- vasectomy orgasms and sex drive after vasectomy. Missing: poses. This post is an extension of the Post vasectomy recovery thread. after day 2 boxers to sleep in you will naturaly find a good sleeping position so dont worry you . I had sex after four days even though the doctor said. What are the best sex positions for a bad back? often remain viable for up to 3 months after a vasectomy, which means you risk an unintended pregnancy. I have to say though sex post vasectomy is the best sex, no fear of pregnancy no haveing to stop and find a condom It hurt DURING the surgery and lots worse after. . Now as for position I usually like to be laying down.