I Need Some Advice Please .

I Been Having Unprotected Sex With My Boyfriend , We Been Trying To Have A Baby For A couple Months . This Month I Had Brown Discharge But No Period . My Period Is Now 2 Weeks Late , & Im Still Getting A Negative Test . What Should I Doo ? I Did A Blood Test Too But It Also Came Back Negative . But My Friend Told Me She Went Through The same Thing With Her Pregnancy . Should I Keep Testing ? I Really Want A baby So Bad , I Had A Miscarriage Like A Year Ago & Im Trying To Have Another One Now. Im Really Nervious & Excited . I Been Feelingds Really Sleepy, Tired & My Breat Have Been Really Sore . Can I Get Some Advice 😩 .