A member asked:

What's my cycle period started the 21st of dec and the 25 th of january what's my cycle length?

A doctor has provided 1 answer
Dr. Paul Daum answered

1st day to 1st day: You cycle means the whole menstrual cycle. Most women are around 28 days like the moon. Count from the first day of bleeding to the first day of the next bleed. That is your cycle length that month. It can vary month to month.

Answered 1/26/2014

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