TTC advice !!

I know this page is for first time mommy’s and if I am pregnant this will be mine & my boyfriends first. But I just need advice from mommy’s who know.

So I ovulated on the 22nd of January and I had sex that day. Well couple days later I had like light brown blood for not even 2 hours. Never had it again. Well for the past 2 days I’ve bad Nausea I can’t keep nothing down. I’m suppose to get my period on the 5th of February should I test and see? I’ve been praying like crazy every second and night. I’ve had that kinda gut feeling I’m pregnant but I’m not trying to get my hopes up. I just need advice on what to do. Right now according to my apps I’m 11 dpo