A member asked:

Do periods come on gradually or do you just wake up one morning with a bloody mess in your pj's?

A doctor has provided 1 answer
Dr. Heidi Fowler answered

Specializes in Psychiatry

You may have: Some preliminary symptoms or not. Menarche usually occurs between ages 11 & 13 in the us. Before the first period a girl may feel bloated, develop cramps in legs or abdomen & feel moody.

Answered 8/4/2013

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