A member asked:

My period used to come every 20 in the month but it changed to the 15 and this month didn't come is that normal? is it coming the 20 again?pls help :(

A doctor has provided 1 answer
Dr. Heidi Fowler answered

Specializes in Psychiatry

Periods usually: don't consistently come on the same day of the month. The reason is that months can have different lengths - some are 28 days up to 31 days long. Regarding missed period - some irregularity can occur.

Answered 11/18/2014

3.5k views

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