Light Brown Spotting, Help ?

Jus Recently Found Out I Was Pregnant, My Period Was Due The 12th & i Tested & Got My Bfp. My Last Period Was March 13 , I’ve Been To Doctors They Said It Was Too Early , & Glow Says I’m Now 5 Weeks 6 Days. I’m Having This Light Spotting W/Some Sharp Shooting Pains Here & There Again iDont Know Exactly For Sure How Far I am. Is This Normal ??