4 doctors weighed in:
When will I ovulate if my.Period is coming every 18 to 20 days?
4 doctors weighed in

Marianne DiNapoli
Obstetrics & Gynecology
3 doctors agree
In brief: 14 days before
The first phase of your menstrual cycle (before ovulation) is variable, but the second phase is usually constant at 14 days.
Therefore, you are most likely to ovulate two weeks before the first day of your period.

In brief: 14 days before
The first phase of your menstrual cycle (before ovulation) is variable, but the second phase is usually constant at 14 days.
Therefore, you are most likely to ovulate two weeks before the first day of your period.
Marianne DiNapoli
Marianne DiNapoli
Answer assisted by Marianne Di Napoli, Medical Student
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