Miscarrying?

Justice • son born 12-9-16👦 missed miscarriage 7-12-17 at 10 weeks👼 blighted ovum 2-5-18👼baby girl born 11-25-18👧
Hey ladies I just found out im pregnant. I'm having cramps and dark brown reddish bleeding. It's been kinda on and off and im super freaked out that I'm miscarrying. I have an appointment tomorrow morning but I want to know if anyone can tell me if they experienced this please and everything was okay???