I don't get it

Steph 🌸 • 22 in a relationship for 6 years x2 miscarriages x1 beautiful daughter 18 months old and I'm pregnant with hopefully number #2 so over the moon
Ok so I have put on soooo much weight I can see It everywhere my boobs are bigger my clothes don't fit my legs are bigger and everything yet my scales havnt really moved is it all in my head