 Sleep questionnaire: The questionnaire is based on validated questionnaires and includes information on snoring, sleep pauses and daytime sleepiness.Completed questionnaires will be reviewed weekly, and women with either severe daytime sleepiness or self reported frequent snoring or any degree of sleep apnea will be contacted and be requested to undergo clinical evaluation and an overnight polysomnography estimated - 100 women. This evaluation will consist of an in-depth sleep related and general medical history and physical examination including body mass measurements height, weight, neck circumference. 