Why do I have cramps the day after my boyfriend came in me?
Health experts say that as sperm is an irritant to the uterus, the uterus can react when in contact with sperms. This can result in uterine contractions, which in turn causes stomach pain and cramps.
Why do I cramp after Orgasim while pregnant?
Cramping or painful twinges that may feel like contractions during or after orgas