Understanding the connection between hormones, migraine, and brain health
By Myrna Cardiel, MD | Cardiel Precision Brain Health
For many women, migraine changes significantly during their 40s and 50s. Headaches that were once predictable may become more frequent, more intense, or more difficult to treat. Previously effective medications may seem less reliable. Sleep may deteriorate, concentration may suffer, and symptoms that once followed a clear menstrual pattern may become increasingly unpredictable.
For some, these changes begin years before their final menstrual period. Others experience new neurological symptoms after menopause, following ovarian surgery, or during medical treatments that alter hormone levels.
One question I frequently encounter in clinical practice is:
"Could my changing hormones be making my migraines worse—and what can I do about it?"
The answer involves more than estrogen alone.
Why Hormonal Changes Can Affect Migraine
Migraine is a neurological disorder influenced by many factors, including genetics, brain sensitivity, sleep, stress, and hormonal changes.
Estrogen plays an important role in regulating pathways involved in migraine. For women who are hormonally sensitive, a rapid decline in estrogen—rather than simply having a low estrogen level—can trigger migraine attacks.
This helps explain why migraines commonly occur around menstruation, when estrogen levels fall.
During perimenopause, however, the hormonal environment becomes considerably less predictable.
Estrogen levels may fluctuate substantially from one cycle to another. Ovulation becomes less consistent, progesterone patterns change, and menstrual cycles may shorten, lengthen, or become irregular.
For women whose migraines are sensitive to hormonal changes, this unpredictability can contribute to increased headache frequency and severity.
Importantly, recent scientific reviews reinforce that the relationship between estrogen and migraine is not simply a matter of too much or too little estrogen. Hormonal stability often matters as much as hormone levels themselves.
Why Migraine May Get Worse During Perimenopause
Perimenopause can begin several years before the final menstrual period.
During this transition, women may notice:
More frequent or prolonged migraine attacks
Menstrual migraines becoming less predictable
Increased sensitivity to light, sound, or movement
Greater difficulty sleeping or recovering from migraine
Headaches occurring alongside hot flashes, night sweats, anxiety, or cognitive fatigue
These symptoms may influence one another.
For example, night sweats can disrupt sleep. Poor sleep may lower the threshold for migraine attacks. More frequent migraines may, in turn, worsen fatigue and concentration difficulties.
This interconnected pattern is important.
Treating the headache without addressing significant sleep disruption or other menopausal symptoms may leave important contributors untreated.
Does Migraine Improve After Menopause?
For many women, it does.
Following natural menopause, ovarian estrogen production declines and hormonal fluctuations generally become less pronounced. Many women experience fewer migraine attacks as a result.
However, improvement is not universal.
Some women continue to experience episodic or chronic migraine well into their 60s and beyond. Migraine with aura may follow a different course than migraine without aura.
Other factors—including sleep disorders, medication overuse, neck pain, cardiovascular health, and coexisting neurological conditions—may also influence headache patterns.
Menopause does not automatically resolve migraine, and persistent migraine after menopause should not simply be accepted as inevitable.
Effective treatment remains available.
Can Menopausal Hormone Therapy Help—or Worsen—Migraine?
This is one of the most important questions, and the answer requires individualized clinical judgment.
Menopausal hormone therapy can be highly effective for bothersome hot flashes, night sweats, and other appropriate indications. But it is not recommended solely as a treatment for migraine.
Some women experience improved migraine control when menopausal symptoms are treated and hormone exposure becomes more stable.
Others notice worsening headaches after beginning or changing hormone therapy.
The clinical context matters.
Why the type of estrogen may matter
When menopausal hormone therapy is appropriate for a woman with migraine, transdermal estrogen—delivered through the skin, such as with a patch—is often preferable to oral estrogen.
Transdermal treatment generally produces more stable estrogen exposure and has a more favorable blood-clotting risk profile than oral estrogen.
The dose, timing, and progesterone regimen also matter. Women with a uterus generally require appropriate progestogen therapy to protect the uterine lining when using systemic estrogen.
During perimenopause, when the ovaries may still produce highly fluctuating estrogen levels, adding hormone therapy does not necessarily improve migraine and can sometimes worsen it.
There is no universal hormonal prescription that works for every woman with migraine.
What about women who experience migraine with aura?
Migraine with aura deserves particular consideration because of its association with ischemic stroke risk.
Estrogen-containing contraceptives and menopausal hormone therapy are not interchangeable. They differ in hormone doses, formulations, indications, and risk profiles.
Combined estrogen-containing contraceptives are generally avoided in women with migraine with aura because of vascular risk.
Menopausal hormone therapy, however, is not automatically contraindicated simply because a woman has migraine. Decisions should consider the presence of aura, age, cardiovascular risk factors, medical history, and the proposed hormone formulation.
For women who are appropriate candidates for menopausal hormone therapy, lower-dose transdermal approaches are often favored.
This is an area where communication between a neurologist and the clinician managing hormone therapy can be particularly valuable.
For additional discussion, see my earlier article: Migraine, Hormones & Menopause: Is the Hormone Really the Problem?
What If Menopause Happens Suddenly?
Not everyone experiences a gradual menopausal transition.
Women undergoing removal of both ovaries, certain cancer treatments, or medical therapies that suppress ovarian function may experience a more abrupt decline in estrogen.
This can produce a different neurological experience from natural menopause.
For women with an established history of migraine, sudden hormonal withdrawal may trigger worsening headaches or changes in migraine patterns.
It is important to distinguish hysterectomy from removal of the ovaries. Removal of the uterus alone does not necessarily produce immediate menopause if the ovaries remain functional.
When bilateral oophorectomy or another treatment that substantially changes hormone exposure is planned, it is reasonable to consider neurological implications before treatment whenever possible.
A proactive plan may include reviewing existing migraine medications, anticipating changes in headache patterns, and discussing hormone therapy or nonhormonal treatment options with the relevant specialists.
What About Fertility Treatments and Hormonal Manipulation?
Hormonal changes are not limited to menopause.
Fertility treatments, including in vitro fertilization (IVF), can involve substantial changes in estrogen and other reproductive hormone levels.
For women with migraine, these changes raise understandable questions about whether headaches might worsen during treatment.
Although research specifically examining migraine outcomes during fertility treatment remains limited, the concern deserves thoughtful attention.
Women planning fertility treatment may benefit from reviewing their neurological history and medications in advance, particularly because some migraine treatments require modification when conception or pregnancy is possible.
The goal is not to discourage fertility treatment, but to anticipate neurological concerns and coordinate care with the reproductive specialist.
Migraine Is Only Part of the Neurological Picture
Women navigating perimenopause and menopause frequently describe changes extending beyond headaches.
These may include brain fog, difficulty concentrating, increased distractibility, word-finding difficulties, fatigue, or a sense that their cognitive performance is no longer as reliable as it once was.
Hormonal changes can contribute, but these symptoms are also influenced by sleep, mood, medication effects, metabolic health, and other medical conditions.
Most cognitive complaints during perimenopause do not indicate Alzheimer's disease. Nevertheless, new, progressive, or functionally significant symptoms deserve appropriate assessment rather than being automatically attributed to menopause.
I discuss these concerns in greater detail in my article: Brain Fog, ADHD, or Early Dementia? New Research on Cognitive Changes During Perimenopause.
How Can Migraine Be Managed During This Transition?
An effective approach begins by understanding the patient's individual headache pattern and the factors influencing it.
For some women, treatment may focus on optimizing acute migraine medications or introducing preventive therapy.
Depending on headache frequency, severity, and previous treatment responses, options may include CGRP-targeted therapies, other migraine preventive medications, Botox for appropriately selected patients with chronic migraine, or procedures such as nerve blocks.
When migraine remains associated with a predictable menstrual cycle, short-term preventive strategies around menstruation may also be considered.
But migraine treatment is only one part of the discussion.
Addressing sleep disruption, evaluating menopause-related symptoms, reviewing hormonal medications, and identifying potentially modifiable lifestyle or metabolic factors may be equally important.
A simple headache diary recording headache days, medication use, menstrual changes, sleep disturbances, and significant hormonal treatment changes can provide useful information.
Routine hormone testing is not necessarily required to understand migraine during the menopausal transition. In otherwise healthy women over 45 with typical menopausal symptoms, clinical history is often more informative than a single estrogen or FSH measurement.
Most importantly, a new or substantially changing headache pattern should not automatically be attributed to hormones. New headaches beginning after age 50 warrant assessment, while sudden severe headaches or new neurological deficits require emergency evaluation.
A More Integrated Approach to Migraine and Menopause
One challenge for women navigating hormonal transitions is that their concerns often cross traditional medical specialties.
A gynecologist may focus on menopausal symptoms and hormone therapy. A neurologist may focus on headaches. Another clinician may address sleep, attention, or metabolic health.
Yet these issues often influence one another.
At Cardiel Precision Brain Health, I approach migraine and other neurological symptoms in the broader context of hormonal transitions, sleep, cognition, metabolic health, and each patient's medical history.
For women anticipating menopause, experiencing changing symptoms, considering ovarian surgery, or navigating fertility-related hormonal treatments, the goal is to understand the neurological implications and develop a thoughtful, individualized plan.
You do not have to wait until symptoms become disabling to begin that conversation.
Explore Menopause, Hormones & Brain Health Care
References and Further Reading
American Migraine Foundation. Migraine and Menopause. October 2022.
Kamourieh S, MacGregor EA. Perimenopausal migraine: a narrative review. Climacteric. 2026;29(4):507–515. doi:10.1080/13697137.2026.2675559.
Waliszewska-Prosół M, et al. Menopause, Perimenopause, and Migraine: Understanding the Intersections and Implications for Treatment. Neurology and Therapy. 2025;14:665–680.
International Menopause Society. Recommendations and Key Messages on Women's Midlife Health and Menopause. Climacteric.
American Migraine Foundation. Hysterectomy and Migraine: What to Expect. July 2022.
American Migraine Foundation. Migraine's Impact on Family Planning and Fertility Treatments. May 2025.
The Menopause Society. Memory, Cognition, and Mental Health During Menopause.
Medical disclaimer: This article is provided for educational purposes and is not a substitute for individualized medical evaluation, diagnosis, or treatment.
