Just because sex is safe doesn’t mean you will actually want it. The first trimester is notorious for libido fluctuations. At 7 weeks, you may be experiencing:
Orgasms release oxytocin and cause rhythmic contractions of the uterus. This can be frightening because you might feel cramping immediately after orgasm. However, these are , not the same as labor contractions. They are typically mild and short-lived. sex 7 weeks pregnant