Sleep Apnea After Menopause: Why the Risk Rises, What Studies Found

Waking tired after menopause is easy to blame on night sweats. Sometimes the cause is sleep apnea, where the airway narrows or closes during sleep, and the research suggests the risk climbs after the transition.

The Wisconsin findings

In Wisconsin, 589 women recruited from state employee records spent a night in a sleep lab with their breathing recorded.¹ After accounting for age, body size, smoking and other factors:¹

Breathing pauses per hour	Perimenopause	Postmenopause
5 or more (mild or worse)	Odds about the same as before (1.2)1	2.6 times the odds1
15 or more (moderate or worse)	About the same (1.1)1	3.5 times the odds1

The authors said women with snoring, daytime sleepiness or unsatisfying sleep around menopause should be checked for it as a priority.¹

Year by year

A later study followed 219 women aged 38 to 62 with at-home sleep tests every six months, 1,667 tests in all.² Compared with before menopause, breathing pauses were 31% higher after menopause, and rose about 4% for each year past the start of the transition.² That held after accounting for age, weight, waist and neck size.²

The hormone therapy question

A Pennsylvania study gave 1,000 women a night in a sleep lab:³

Group	Sleep apnea
Before menopause	0.6%3
After menopause, on hormone therapy	0.5%3
After menopause, no hormone therapy	2.7%3

The authors linked hormone therapy with lower risk.³ But this was a snapshot, women who chose hormones may differ in other ways, and it doesn’t make hormone therapy a treatment for apnea.

Why it gets missed

In the same Wisconsin group, postmenopausal women didn’t sleep worse on lab recordings, yet felt less satisfied with their sleep.⁴ The authors warned against blaming midlife sleep problems mainly on menopause before ruling out sleep disorders.⁴ The follow-up study made the same point: calling every sleep problem “just menopause” can leave treatable conditions undiagnosed.²

Women also don’t always snore loudly with apnea; see sleep apnea without snoring.

Signs worth raising

• Snoring that’s new or louder
• Pauses or gasps a partner notices
• Waking unrefreshed, morning headaches, or dozing off in the day

A sleep test can be done at home or in a lab; see home versus lab sleep tests and why a low sleepiness score doesn’t rule it out.

Try: “Since menopause I wake up tired even after eight hours, and my husband says I’ve started snoring and sometimes stop breathing. Could I have a sleep test before we put it down to hormones?”

My Body Changed. Now What? covers this in Chapter 6, “Nights, Moods and Lost Words,” in a section called “Why Nights Change.” Its Visit Brief has a line for anything a bed partner has said about your snoring or breathing at night, so it reaches the appointment. See the book.