so anxious! need positive vibes

Bunny • ttc 4 years with 2miscarriages. Rainbow BABY GIRL born 3/10/18💕🌈 Gorgeous girl#2 born 02/19/19💕💕 baby #3 due 03/01/21

I have my first ultrasound in 3 hours! im 6w6d(lmp) & ive had two previous miscarriages so ive never gotten good news at a scan before! im terrified! barely feel pregnant 😞 positive vibes please