Confused and concerned

Fina • Happily married 28yr old momy of 2boys!
So AF came even tho i had good feeling this was the month but it came on sept 30th and the glow app says im nt due to start til Oct 2nd! It hasnt ben heavy like normal and im experiencing alot of pregancy symptoms! Hating my body rite now! I think its time to c my obgyn! Ne advice wud b helpful!