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Forty to Sixty

The life stage

Perimenopause symptoms: the complete, sourced list

By Anna Winbrown · Published October 18, 2026

The common perimenopause symptoms, according to the US government agencies and The Menopause Society, are changes in your periods, hot flashes and night sweats, trouble sleeping, mood changes, vaginal dryness and brain fog, with joint and muscle aches, urinary changes, headaches and pain during sex also on the lists. [1][3][4] Some women get none of them; some get many; most improve after menopause. [1][3] Every symptom below carries its source, and the ones that need a doctor are marked.

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First, how common and how variable

The Office on Women's Health says some women have no or very mild symptoms during perimenopause or menopause; for those who do, symptoms may begin suddenly and be very noticeable, or be very mild at first, and may happen most of the time or only once in a while. [1] The Menopause Society says many women who go through natural menopause report no physical changes at all during the perimenopause years except irregular periods. [3] The National Institute on Aging says severity varies greatly around the world, by race and ethnicity, and among individual women, and that some midlife changes may be part of aging rather than directly related to menopause. [4] Keep that last point in mind: not everything that happens at 48 is perimenopause.

1. Changes in your periods

Usually the first thing you notice. [4] Periods may come more or less often, last more or fewer days, be heavier or lighter, and stop for a few months then start again. [1] Early on the changes are subtle, often slightly shorter cycles; later, cycle length varies by seven days or more, and in the late transition women may skip 60 days or more. [2] Needs a doctor: ACOG says it is not normal to have bleeding or spotting between periods, bleeding or spotting after sex, bleeding heavier or lasting more days than usual, or any bleeding after menopause. [6] Heavy means more than seven days, soaking a pad or tampon every hour for several hours in a row, needing to change at night, or clots the size of a quarter or larger. [14] The National Institute on Aging adds periods that come very close together. [4]

2. Hot flashes and night sweats

The most commonly reported symptoms of the transition: one large, diverse US study found up to 80% of women experience them at some point. [2] A hot flash is a sudden, intense sensation of heat in the upper body, particularly the face, neck and chest, typically lasting one to five minutes, sometimes with sweating, chills, anxiety or a rapid heartbeat; night sweats are hot flashes during sleep. [2] They can start before menopause while you are still having periods and are most common in the year before and the year after the last period. [7] How long they last: a median of 7.4 years in total in the Study of Women's Health Across the Nation, persisting a median of 4.5 years after the final period, and longest in women whose hot flashes began early in the transition. [10] Smoking and higher abdominal fat increase the likelihood, and hot flashes after surgical menopause tend to be more frequent and severe. [11]

3. Sleep problems

Trouble falling asleep, waking too early, and waking in the night and struggling to get back to sleep are all on the National Institute on Aging's list; night sweats or needing to urinate can be what wakes you. [4] The CDC's 2024 national survey found 21.4% of US women reported trouble staying asleep most days or every day, against 14.6% of men. [8] In the US transition study, the odds of difficulty falling or staying asleep rose through the transition, and more frequent hot flashes were associated with higher odds of sleep trouble. [9] Our 7-Day Midlife Sleep Reset covers what the evidence supports.

4. Mood changes, and when they are something more

You might feel moodier or more irritable; the National Institute on Aging says scientists don't know why, and that stress, family responsibilities, depression or being extra tired could be contributing. [4] The Menopause Society says women appear particularly vulnerable to depression during the perimenopause years and the years right after, especially those with a history of depressed mood earlier in life. [2] Needs a doctor: the Office on Women's Health says mood changes are not the same as depression, which is a different, serious illness that also needs treatment, and that if you have symptoms of depression or anxiety you should see your provider. [7]

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5. Brain fog: forgetfulness and trouble concentrating

The Menopause Society says 40 to 60 percent of midlife women report cognitive symptoms such as forgetfulness during the transition: difficulty remembering words and names, trouble focusing, distractibility. [2] It also says the changes are typically mild and within the limits of normal, and that dementia at midlife is very rare. [2] The Office on Women's Health notes that hormone therapy does not treat or prevent memory loss or dementia. [7]

6. Vaginal dryness and pain during sex

As estrogen falls, the lining of the vagina can become thinner, drier and less elastic, which can make sex painful and infections more frequent. [5] The Menopause Society notes many women will not notice these symptoms during perimenopause; for some they do not become a problem until several years after menopause. [2] Your interest in sex may change in either direction. [4]

7. Urinary changes

Many women develop bladder or urinary problems during perimenopause and menopause: urgency, leaking with sneezing or laughing, more frequent urination, more urinary tract infections. [7][5] The Office on Women's Health is emphatic that urinary problems after menopause are not a normal part of aging and can be treated. [7]

8. Joint and muscle discomfort

On the National Institute on Aging's list of transition symptoms, alongside skin that can become thinner and drier and joints and muscles that feel stiff, weak and achy; it notes researchers are still exploring how these relate to hormone changes versus growing older. [4] The Menopause Society lists mild joint aches and pains among changes that may occur around menopause. [3]

9. Headaches and heart palpitations

The Menopause Society says the fluctuation in estrogen during perimenopause may cause hormone headaches to increase in women who get them, and that some women feel a rapid heartbeat during a hot flash. [2] A new or worsening headache pattern, or palpitations that happen without a hot flash, are worth mentioning to your clinician rather than filing under perimenopause.

10. The changes you can't feel

Two matter for the long run. Bone: during the first four to eight years after menopause, women lose bone more rapidly because of lower estrogen, and too much loss raises the risk of osteoporosis and fracture. [5] Heart: the estrogen made before menopause protects against heart attack and stroke, and midlife is when risk factors such as high cholesterol and high blood pressure become more common. [5] Neither is a symptom you will notice; both are reasons the National Institute on Aging says to see your doctor every year through this stage. [4]

What to bring to the appointment

Your period record, on a calendar or app. [2] Which of the symptoms above you have and how much each bothers you, since the Office on Women's Health says that is what the treatment conversation turns on. [7] The date of your last period, because the Menopause Society frames hormone therapy as a decision for women within 10 years of it. [13] And your personal and family history of blood clots, stroke, heart disease and breast cancer. [13]

How symptoms are treated

The National Institute on Aging says many women find they do not need treatment; for those who want it, options may include lifestyle changes, non-hormone medications and hormones. [4] The Menopause Society's 2023 review recommends, on the strongest evidence, cognitive behavioral therapy, clinical hypnosis, SSRIs and SNRIs, gabapentin and fezolinetant for hot flashes, and does not recommend supplements or herbal remedies. [12] Its 2022 statement calls hormone therapy the most effective treatment for hot flashes and night sweats, with a favorable benefit-risk ratio for women under 60 or within 10 years of menopause who have no contraindications, and a less favorable one for those who start later. [13] That decision is yours and your clinician's; our supplements article covers why the aisle is not a substitute.

When to talk to your clinician

Any of the bleeding changes in section 1. [6] Symptoms of depression or anxiety. [7] Periods that have changed before 40, which is when a hormone test is appropriate. [1] And, per the Office on Women's Health, any symptom that bothers you: you do not need to arrive with the answers, only with what has changed and what you want help with. [7]

Sources

  1. Office on Women's Health, Menopause basics. Page last updated April 2, 2026. Retrieved 2026-10-17.
  2. The Menopause Society, Perimenopause (patient education). Retrieved 2026-10-17.
  3. The Menopause Society, Symptoms (patient education). Retrieved 2026-10-17.
  4. National Institute on Aging, What Is Menopause? Content reviewed October 16, 2024. Retrieved 2026-10-17.
  5. American College of Obstetricians and Gynecologists, The Menopause Years. Last reviewed December 2025. Retrieved 2026-10-17.
  6. American College of Obstetricians and Gynecologists, Perimenopausal Bleeding and Bleeding After Menopause. Last reviewed February 2024. Retrieved 2026-10-17.
  7. Office on Women's Health, Menopause symptoms and relief. Page last updated May 30, 2025. Retrieved 2026-10-17.
  8. CDC National Center for Health Statistics, Data Brief 559 (National Health Interview Survey 2024). Retrieved 2026-10-15.
  9. Kravitz HM et al. Sleep disturbance during the menopausal transition in a multi-ethnic community sample of women. Sleep, 2008;31(7):979-990 (SWAN). Abstract retrieved 2026-10-15.
  10. Avis NE et al. Duration of menopausal vasomotor symptoms over the menopause transition. JAMA Internal Medicine, 2015;175(4):531-539 (SWAN). Abstract retrieved 2026-10-18.
  11. The Menopause Society, Hot flashes (patient education). Retrieved 2026-10-18.
  12. The 2023 Nonhormone Therapy Position Statement of The North American Menopause Society. Menopause, 2023;30(6):573-590. Abstract retrieved 2026-10-18.
  13. The 2022 Hormone Therapy Position Statement of The North American Menopause Society. Menopause, 2022;29(7):767-794. Abstract retrieved 2026-10-18.
  14. American College of Obstetricians and Gynecologists, Heavy Menstrual Bleeding. Last reviewed May 2026. Retrieved 2026-10-17.

Every statement above was checked against the linked source on the date shown. This article is education, not individual medical advice. Related: Signs of perimenopause · What is perimenopause? · When does it start? · How long does it last? · How long does menopause last? · Supplements: the evidence.