I had that stretching feeling at 7 weeks. I went to the dr and its always best to call and let them know that you are having that so they are aware. They may want you to come in just to make sure all is ok. I went and had an ultrasound and we had a strong heartbeat and everything was perfectly fine. Not to freak you out sometimes women can have a missed miscarriage where their body doesnt respond right away and it can be cramping without bleeding. Just so you are aware. Thats why I always recommend going and seeing the dr to make sure all is fine.
im 8 weeks pregnant and its my second. apparently its normal its ur tummy stretching making room for baby. i suffee with it to