Heart Palpitations in Perimenopause: Should You Worry?

Heart palpitations — a fluttering, pounding, skipping, or racing heartbeat — are a recognized symptom of perimenopause, and for most women they are not dangerous. A systematic review found that 20 to 40% of perimenopausal women report palpitations, more than in premenopausal women, and the NHS lists them as a menopause symptom alongside hot flashes and anxiety. The likely driver is fluctuating estrogen affecting the part of the nervous system that controls heart rate, and palpitations often arrive hand-in-hand with a hot flash: one study measured an average jump of about 12 beats per minute during nocturnal hot flashes that woke women up. So a brief flutter that passes on its own, especially around a hot flash or a stressful moment, usually reflects hormonal change rather than heart disease. That said, palpitations are never something to self-diagnose. Chest pain, breathlessness, fainting, or a fast irregular beat that does not stop need urgent medical attention. This guide explains what's happening, what the data says, and exactly when to get checked.

If you have felt your heart suddenly thump, flutter, or race in your chest, throat, or neck — sometimes for no obvious reason — you are noticing a palpitation. In midlife, this is a surprisingly common experience, yet it is one of the symptoms women are least warned about. Many assume the worst the first time it happens. Understanding the link between perimenopause and palpitations can turn a frightening moment into a manageable one, while still keeping you alert to the situations that genuinely warrant a doctor.

What heart palpitations actually feel like

A palpitation is simply an awareness of your own heartbeat that normally goes unnoticed. Women in the menopause transition tend to describe it in consistent ways: skipped, missed, or irregular beats, a heart that seems to pound, or a sudden racing or fluttering sensation. That description comes from a 2021 review of how menopausal palpitations are measured, which catalogued exactly these words across the research literature.

The feeling can last a few seconds or a few minutes. It might happen once in a blue moon or cluster over a difficult week. It can strike when you are resting, lying in bed, climbing stairs, or in the middle of a hot flash. On its own, the sensation tells you very little about whether your heart is healthy — which is why context, and a clinician's assessment, matter so much.

20 to 40% of perimenopausal women report palpitations

Palpitations are common enough in midlife to be considered a genuine feature of the transition, not a coincidence. A systematic review of prevalence by menopausal status found palpitations reported by 4 to 40% of premenopausal women, 20 to 40% of perimenopausal women, and 16 to 54% of postmenopausal women. The same body of research noted that prevalence was significantly higher among perimenopausal and surgically postmenopausal women than among premenopausal women.

The wide ranges reflect how differently studies define and measure the symptom, but the direction is consistent: the hormonal turbulence of perimenopause coincides with more frequent palpitations. If you have started noticing your heartbeat in your 40s in a way you never did before, you are far from alone, and the timing is not random.

Source: Review of menopausal palpitations measures (PMC, 2021)

Why perimenopause makes your heart flutter

The leading explanation is hormonal. Estrogen helps regulate the cardiovascular and autonomic nervous systems — the automatic control network that sets your heart rate without you thinking about it. As estrogen levels swing and decline through perimenopause, that regulation becomes less steady, and the heart can speed up, slow down, or beat more forcefully in ways you suddenly feel.

This is why the NHS lists "a faster, slower or more noticeable heartbeat (palpitations)" directly among menopause symptoms, and notes that hot flashes themselves can trigger palpitations. The connection to hot flashes is measurable. In a 2019 study of 86 women in the menopause transition or postmenopause, nocturnal hot flashes that woke women up were accompanied by a heart-rate increase of about 12 beats per minute on average, while hot flashes during undisturbed sleep raised heart rate only about 2.9 beats per minute. In other words, the same vasomotor surge behind a hot flash can also be what makes your heart pound.

Other midlife factors stack on top of the hormones. Disrupted sleep, anxiety, stress, caffeine, alcohol, and an overactive or underactive thyroid can all provoke palpitations, and several of these are more common during perimenopause too. Untangling which trigger is at play is exactly the kind of thing a symptom record helps with.

Source: Changes in heart rate during nocturnal hot flashes, SLEEP (2019)

Palpitations and hot flashes often travel together

Large, long-term data backs up the everyday observation that palpitations and hot flashes go together. The Study of Women's Health Across the Nation (SWAN) followed 3,276 women across the menopause transition and mapped their palpitation patterns over time. It found that 15.9% had a high probability of palpitations and 34.3% a moderate probability, with these symptoms most likely during perimenopause and early postmenopause before easing in late postmenopause. Roughly half the women, 49.8%, had a low probability throughout.

SWAN also found that women reporting more hot flashes and night sweats, and higher depressive symptoms, were more likely to fall into the palpitation groups — the same hormonal and emotional turbulence that defines the transition. This is reassuring context: palpitations cluster with the other recognized perimenopause symptoms rather than appearing in isolation.

Source: Palpitations across the menopause transition in SWAN (PMC, 2023)

Reassuring news: usually not a sign of heart disease

One of the most useful findings from SWAN is what palpitations were not linked to. After full adjustment, women's palpitation patterns were not related to atherosclerosis (plaque buildup in the arteries) or arterial stiffness — two key markers of subclinical cardiovascular disease. In that large cohort, the fluttering heartbeat many women feel during perimenopause did not track with hidden heart disease.

This matches what clinicians generally tell patients: most palpitations, in perimenopause and otherwise, are benign. They reflect a heart that is structurally fine but momentarily beating in a way you can feel. That does not make them trivial — they can be unsettling and disruptive — but it reframes them from emergency to manageable symptom for the majority of women.

Important caveat: this is population-level data, not a substitute for your own assessment. Perimenopause does coincide with rising cardiovascular risk overall as estrogen's protective effects fade, so palpitations should still be mentioned to your doctor, who can rule out other causes such as a thyroid problem, anemia, or an arrhythmia.

Source: Palpitations across the menopause transition in SWAN (PMC, 2023)

When palpitations are a red flag — see a doctor

Knowing that most palpitations are harmless makes it even more important to recognize the ones that are not. Seek urgent medical help, including emergency care, if palpitations come with any of these:

• Chest pain, pressure, or tightness
• Shortness of breath or difficulty breathing
• Fainting, near-fainting, or severe dizziness
• A fast, irregular heartbeat that does not settle on its own

The NHS also advises contacting your GP if you have menopause symptoms like a fast heartbeat, so a non-emergency palpitation is still worth raising at a routine appointment. Always book a check if palpitations are new and frequent, last a long time, are getting worse, or you have a personal or family history of heart conditions. A doctor can use an ECG, blood tests, or a wearable heart monitor to see what your heart is doing and confirm whether anything beyond hormonal change is involved.

This is general guidance, not a diagnosis. If you are ever unsure, err on the side of getting checked — a clinician would much rather reassure you than have you wait.

Source: NHS — Menopause symptoms

What you can do day to day

While the medical side is best handled by your doctor, several everyday steps can reduce how often palpitations strike. Cutting back on caffeine, alcohol, and nicotine removes common triggers. Protecting sleep, managing stress with breathing or relaxation practices, staying hydrated, and keeping physically active all support steadier heart-rate regulation. Because palpitations so often ride alongside hot flashes, anything that reduces hot flashes — including hormone therapy, which a doctor may discuss if your symptoms warrant it — may ease palpitations too.

The most empowering step is paying attention to your own pattern. If you can see that your palpitations tend to follow a poor night's sleep, a second coffee, or a cluster of hot flashes, you gain a sense of cause and control instead of dread. A clear record also makes your eventual doctor's visit far more productive than trying to recall "it just happens sometimes."

About Rythma

Rythma is a perimenopause tracking app for iPhone that learns each user's personal symptom patterns and predicts difficult days before they arrive. Built specifically for the unpredictability of perimenopause — rather than the fixed 28-day cycle most period apps assume — it helps women log symptoms like palpitations, hot flashes, sleep, and mood, spot the triggers that travel together, and bring a clear symptom report to their doctor.

Download Rythma on the App Store →

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Rythma is a tracking and educational tool, not a medical device, and this article is for general information only — it is not medical advice. Perimenopause varies widely from person to person. Always consult a qualified healthcare professional about your symptoms, diagnosis, or treatment.