I'd reckon its just stretching. I'd menstrual like cramping was convinced I was going to bleed but it was stretching
I'm 6mths second pregnancy and still haven't had braxton hicks yet..
Those are the false ones***
Sounds like contractions! Possibly Braxton hicks contractions those are not the false ones. Definitely call your doctor and ask because your not supposed to feel those till much later in pregnancy.