29 weeks cramping

Currently 29+1 and since 8am this morning ( it’s 1:30pm) I’ve been having on and off light cramps. They’re not Braxton Hicks. It’s like very light period cramps.

I literally call my doc for everything under the sun, should I call her for this? Or just take it as my stomachs growing?

I have no other symptoms. Just the cramps