so scared

aunt flo is due on the 15th of April and today i had very light spotting and period cramps. super hungry but no nausea or vomiting. i took a test yesterday afternoon it was negative also took one on Monday negative they were the early ones. what does this mean when should i test again to get Accurate results? ty

cycle length varies 28 to 35 days but

changes average is 34 days

it is now cycle day 32

sex was cycle day 17 and 18