Can anyone help last period was 8/11/16 was due 9/12/16 always 31/32 days still nothing not sure if I ovulated or not no known signs really did the deed throughout what glow predicted was my ovulation days so now am late no sign of period coming a test was negative if I caught on later in the cycle surely a positive would show now beginning to think something is wrong with me anyone any advice or gone through similar thing tia