Anxious

Hi guys, I'm new here, I've just found out I'm pregnant, I'm 6 weeks + 4. We've been trying for months and had two miscarriages and one chemical pregnancy. I'm really anxious about this pregnancy going smoothly and was wondering if anyone had advice for how to keep calm and relax? I'm a little more confident this time as the past couple pregnancies the tests were super faint then I got negatives where as this time they're super clear and getting stronger