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Can I use this tool if my menstrual cycle is irregular?+

Is ovulation always 14 days before the next period?+

Why do my results change each time I calculate?+

My cycle is sometimes very short or very long. Is this normal?+

Can this tool be used for contraception or pregnancy planning?+

Does my cycle length need to be perfectly accurate?+

What if I don’t remember the exact date of my last period?+

Why doesn’t the tool ask for ovulation tests or temperature tracking?+