Actually i am feeling stressful and depressed i visit my dr she said wait for couple of weeks every thing is fine until u never bleed ...

I dont bleed or any other issue ..i am perfectly fine at the time its 8 week of my pregnancy i am actually worried why i do not feel pregnant any symptom .. its my rainbow baby after 2 misscarriages .. i dont know why every moment i think just my baby is not growing 😔 .. what should i do i dont want to think this kind of but i am helpless .. after 3 weeks i have ultrasound appointment .. 😶 is that possible baby not grow without bleed or any water baloon ?? Please help me if any one else know about this situation