A member asked:

When doctor asked when is your last period? do they mean the first day it start or day it ended? am find of confusing

3 doctors weighed in across 2 answers

First day: Due to the variation in length, they are asking about the first day of your last menstrual period, this tells them the approximate time of ovulation.

Answered 5/31/2013

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First day it started: Normal cycles occur from 21 to 35 days apart, lasting 2 to 7 days.

Answered 5/31/2013

5.1k views

Thank

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