2. Unless…
For this reason, though, women who are being treated for pre-term labor—meaning they are at risk of going into labor early—should not be having s3x; that sperm could bring on unwanted contractions, Dr. Minkin says. And you’ve been diagnosed with placenta previa, a condition in which the placenta is covering your cervix, you, too, should abstain (from both intercourse and having orgasms altogether, alas). Otherwise, you risk causing the placenta to bleed.

