Is it safe to have sex when I'm pregnant? Most women who are having a normal pregnancy may continue to have sex right up until their water breaks or they go into labor. There are some circumstances, though, in which you may need to modify your activity or abstain from sex altogether for part or all. Fans of 50 Shades of Grey will remember the much talked-about tampon scene—and while that particular romp won't be playing out on the big screen, it's still been making headlines as buzz about the upcoming movie reaches a fever pitch. And it may make people wonder: Should I be having sex on my. Pregnancy and conception advice from Emma's Diary: Pre pregnancy advice on getting pregnant if you planning for having a baby. Learn solutions for fertility problems.