Sleep Duration and Quality Among Women Aged 40-59, by Menopausal Status.

Data from the National Health Interview Survey, 2015. Among those aged 40-59, perimenopausal women (56.0%) were more likely than postmenopausal (40.5%) and premenopausal (32.5%) women to sleep less than 7 hours, on average, in a 24-hour period. Postmenopausal women aged 40-59 were more likely than premenopausal women aged 40-59 to have trouble falling asleep (27.1% compared with 16.8%, respectively), and staying asleep (35.9% compared with 23.7%), four times or more in the past week. Postmenopausal women aged 40-59 (55.1%) were more likely than premenopausal women aged 40-59 (47.0%) to not wake up feeling well rested 4 days or more in the past week.