When Sleep Falls Apart: The Hidden Health Cost of Perimenopause and Menopause a Women’s Journal Contributor Exclusive
By Jay KT
One of the most common complaints I hear from women entering perimenopause sounds something like this:
“I used to sleep great. Now I wake up at 2 or 3 in the morning, my mind switches on, and I can’t get back to sleep.”
Others fall asleep easily but wake repeatedly throughout the night. Some are awakened by hot flashes or night sweats. Others describe their sleep as lighter, more restless and no longer restorative. And then comes the frustration: Why is this suddenly happening to me?
For many women, the answer isn’t simply stress, aging or having too much on their minds. Hormonal changes may be playing a significant role.
Key Takeaways
- Hormonal fluctuations can disrupt sleep. Changes in estrogen and progesterone during perimenopause and menopause may contribute to insomnia, nighttime awakenings, hot flashes and restless sleep.
- Poor sleep affects more than energy levels. Chronic sleep disruption can influence mood, memory, metabolism, immune function and cardiovascular health, making restorative sleep essential to healthy aging.
- Healthy sleep habits are the foundation. Consistent sleep schedules, morning sunlight, regular exercise, stress management and limiting caffeine and alcohol can help improve sleep quality.
- Hormone therapy may offer relief for some women. Estrogen therapy can help address sleep-disrupting hot flashes and night sweats, while bioidentical micronized progesterone may improve certain aspects of sleep when clinically appropriate.
- Not every sleep problem is hormonal. Sleep apnea, thyroid dysfunction, anxiety, restless legs and other medical conditions can contribute to poor sleep and should not be overlooked.
- Women shouldn’t have to accept sleepless nights as inevitable. Understanding the underlying causes and pursuing individualized care can help protect sleep, overall health, independence and long-term quality of life.
Perimenopause Can Change the Way You Slee
Perimenopause commonly begins during a woman’s 40s, although timing varies. During this transition, estrogen and progesterone don’t simply decline in a smooth, predictable fashion. Hormone levels can fluctuate significantly. Sleep disturbances are a recognized symptom of both perimenopause and menopause. Women may experience difficulty falling asleep, frequent nighttime awakenings, early-morning waking or sleep disrupted by hot flashes and night sweats.
Progesterone deserves particular attention. Often thought of primarily as a reproductive hormone, progesterone also influences the nervous system. One of its metabolites, allopregnanolone, interacts with the brain’s GABA-A receptors, part of a major calming signaling pathway. This helps explain why changing progesterone physiology during menopause may contribute to changes in sleep. But hormones aren’t the only possible culprit. Anxiety, depression, thyroid dysfunction, sleep apnea, restless legs, medications, alcohol, chronic pain and other medical conditions can all interfere with restorative sleep. The goal should never be simply to sedate a woman. The goal is to understand why she isn’t sleeping.
Poor Sleep Doesn’t Stay in the Bedroom
I want women to understand something very clearly: Sleep is not optional recovery time. Sleep is essential physiology. When sleep deteriorates night after night, the consequences can affect nearly every system in the body. Poor sleep can impair concentration, memory, mood, appetite, energy, exercise recovery, immune function and metabolic health. Chronic inadequate or poor-quality sleep is also associated with increased risks of hypertension, cardiovascular disease, diabetes, kidney disease and stroke. This can create a vicious cycle during menopause.
You don’t sleep well, so you wake up exhausted. Exercise becomes harder. Cravings increase. Stress tolerance decreases. You reach for more caffeine during the day or perhaps alcohol at night. Your body composition begins changing, your mood suffers, and you become frustrated that you no longer feel like yourself.
Then you go to bed already worried about whether you’ll sleep. Sleep dysfunction can become whole-body dysfunction. That’s why I don’t consider sleep a luxury in a woman’s longevity program. I consider it foundational.
Start With the Basics, but Take Them Seriously
Before reaching for another medication or supplement, take an honest look at your sleep environment and daily routine. Maintain consistent bedtimes and wake times. Keep your bedroom dark, quiet and comfortably cool. Exercise regularly but avoid intense workouts immediately before bed. Reduce afternoon and evening caffeine, minimize alcohol near bedtime, and avoid large meals immediately before sleep. And keep phones, televisions, tablets and work from dominating your bedroom. These recommendations may sound simple, but they deserve to be emphasized, heard and practiced.
I also encourage women to get adequate morning light, move their bodies daily, strength train regularly, manage stress intentionally and pay attention to nutrition and metabolic health. These habits help support the body’s natural sleep-wake rhythm and overall resilience. But sometimes a woman is doing everything right and still isn’t sleeping. That’s when we need to look deeper.
Don’t Ignore Hormones
A comprehensive evaluation should consider the entire hormonal picture rather than chasing a single laboratory number. Depending on the individual, that may include thyroid function, reproductive hormones, metabolic markers, nutritional status, medications, menstrual history and symptoms. For the appropriate woman, menopausal hormone therapy may also be worth discussing with her clinician.
Estrogen therapy can be particularly effective when hot flashes and night sweats repeatedly interrupt sleep. Systemic estrogen is considered the most effective treatment for menopausal vasomotor symptoms.
Estradiol also has important functions beyond managing hot flashes, which deserve their own discussion.
But another hormone warrants particular attention when we’re talking about sleep.
Bioidentical Micronized Progesterone
When I use the term “bioidentical progesterone”, I’m referring to progesterone that is molecularly identical to the hormone naturally produced by the human body. Micronized progesterone is especially interesting because of its potential effects on sleep physiology. A systematic review and meta-analysis of randomized controlled trials found improvements in several sleep outcomes, with the strongest pooled evidence showing a reduction in the time it takes to fall asleep. Some trials have also reported improvements in sleep efficiency and reduced wakefulness during the night.
This doesn’t mean progesterone is a sleeping pill, or that every woman experiencing insomnia needs progesterone. It means that when sleep disruption develops during the menopausal transition, a woman’s hormonal physiology deserves to be part of the conversation. Because oral micronized progesterone can cause drowsiness, it’s commonly taken at night when prescribed. The appropriate formulation, dose and timing, and whether estrogen or another treatment should accompany it, must be individualized by a qualified clinician.
Hormone therapy isn’t appropriate for everyone. Personal medical history, risk factors and potential contraindications must always be considered.
Sometimes It Isn’t Hormones
This is equally important. If a woman snores loudly, wakes gasping, experiences morning headaches, struggles with significant daytime sleepiness or continues sleeping poorly despite addressing lifestyle and hormonal factors, we need to consider obstructive sleep apnea. Sleep apnea becomes increasingly important to evaluate as women age, and its symptoms can easily be mistaken for ordinary menopause fatigue. Restless legs, depression, anxiety, thyroid abnormalities, chronic pain and medication effects can also disrupt sleep. Treat the cause, not merely the symptom.
My Message to Women
If your sleep changed dramatically during perimenopause or menopause, don’t accept the idea that you simply have to live with it. Your body is changing, and those changes deserve to be understood. Start with the fundamentals: morning light, movement, nutrition, stress management, caffeine and alcohol intake, your sleep environment and a consistent bedtime routine. Then investigate what may be happening physiologically.
Look at hormonal health, thyroid function and metabolic markers. Consider the impact of hot flashes and night sweats. Screen for sleep apnea when appropriate. And have an informed conversation with a knowledgeable healthcare professional about whether menopausal hormone therapy, including bioidentical micronized progesterone when appropriate, could be part of your individualized plan. Most importantly, don’t underestimate sleep. Sleep is when your body repairs, restores, regulates and prepares you for tomorrow. Protecting your sleep is one of the most important investments you can make in your healthspan, your performance and your longevity.
About Dr. Michele Sherwood
Dr. Michele Sherwood, DO, is a physician, educator, author, and speaker, and co-founder of the Functional Medical Institute in Tulsa, Oklahoma. Together with her husband, Dr. Mark Sherwood, ND, a traditional naturopathic doctor and clinician, she focuses on personalized, whole-person health with an emphasis on prevention, metabolic health, healthy aging, performance, and longevity. The Sherwoods are also behind the Countdown Method, their health and performance brand offering products designed to support energy, nutrition, movement, recovery, and overall wellness. Through their clinical work, wellness brands, books, podcasts, speaking engagements and educational outreach, the Sherwoods have dedicated their careers to helping people better understand their health and become proactive participants in their long-term wellbeing.
Their new book, Authentic Longevity: Unlocking Lifelong Vitality, The Sherwood Way, combines decades of clinical experience, real patient stories, and actionable science to explore nutrition, movement, sleep, stress, hydration, genetics, peptides, supplements, hormones, and laboratory testing alongside the often-overlooked role of emotional and spiritual health. Authentic Longevity: Unlocking Lifelong Vitality, The Sherwood Way is available HERE. Listen to their weekly podcast HERE.
