What's the Average Size of a Mature Follicle on Day 10?

By Staff WriterLast Updated Apr 2, 2020 7:58:20 AM ET

The average size of a mature follicle on day 10 is approximately 16 to 25 mm. The process of ovulation begins during menstruation where three to five follicles are recruited, and just one is selected to be the dominant follicle.

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