dnt knw what to do

So I haven't had a period since 25th Jan I'm not regular with periods  but this is a Lon Time missed however I  never caught pregnant naturally I had <a href="https://glowing.com/glow-fertility-program">ivf</a> then had a silent miss carriage at 10weeks x I'm 2worried to take a test as I be heartbroken if I'm not but I had discharge and feel tired all da time xx but if I am and anything wrong with it again I be heartbroken xx