Perimenopause is the transition before your periods stop for good. For most Indian women it starts in the early to mid 40s, though some notice changes in their late 30s. It can last anywhere from a couple of years to ten, and it is when most menopause symptoms first appear: irregular periods, poor sleep, hot flashes, mood changes and more.

Many women go through perimenopause without knowing it has started. Symptoms get blamed on stress, work, age or "just being tired". This guide, written by the doctors at NuHer, our women's midlife clinic at Nariman Point, Mumbai, explains what is happening in your body, the signs to look for, how it is diagnosed and what actually helps.

What is perimenopause?

Perimenopause means "around menopause". It is the stage when your ovaries gradually produce less estrogen and progesterone and ovulation becomes less regular. Hormone levels do not fall in a straight line. They swing up and down, sometimes higher than before and sometimes much lower, which is why symptoms can come and go and feel unpredictable.

The three stages are:

  • Perimenopause: hormones fluctuate, periods change, symptoms begin. You can still get pregnant.
  • Menopause: a single point in time, confirmed once you have gone 12 months in a row without a period.
  • Postmenopause: the years after menopause. Hot flashes usually ease over time, while bone, heart and vaginal health need more attention.

At what age does perimenopause start in India?

Indian women reach menopause on average around 46 to 48, a few years earlier than the global average of 51. Perimenopause usually begins several years before that, so many women notice the first changes between about 40 and 45.

Some factors can bring it earlier:

  • Your mother or sisters had an early menopause
  • Smoking
  • Surgery to the uterus or ovaries, or cancer treatment
  • Some autoimmune and thyroid conditions

If your periods stop or become very irregular before 40, or you have menopause symptoms before 45, see a doctor. This may be early menopause or premature ovarian insufficiency, which needs proper assessment because it affects long-term bone and heart health.

How long does perimenopause last?

On average around four years, but it varies widely, from a few months to ten years. It ends when you reach menopause. Symptoms are often strongest in the last year or two before your final period.

The signs and symptoms of perimenopause

No two women have the same experience. Some notice only changes in their periods; others have many symptoms at once. These are the most common.

Changes in your periods

Usually the first sign. Cycles may get shorter (periods every three weeks), then longer, with skipped months. Flow can become heavier or lighter, and some women get spotting between periods. Read more about irregular periods in perimenopause.

Very heavy bleeding that soaks through protection every hour or two, bleeding after sex, or bleeding between periods should always be checked by a doctor. In India, fibroids and anaemia are common and often show up at this stage. See our guide to fibroids and menopause.

Hot flashes and night sweats

Sudden waves of heat in the face, neck and chest, often with sweating and a racing heart, lasting a few minutes. At night they can soak your clothes and wake you. They often start in perimenopause, sometimes before periods change. More on hot flashes and night sweats.

Sleep problems

Trouble falling asleep, waking at 3 or 4 am, or waking unrefreshed. Night sweats play a part, but falling progesterone also makes sleep lighter. See sleep problems in menopause.

Mood changes, anxiety and low mood

Irritability, sudden anger, tearfulness, new anxiety or panic, and low mood are very common and often the most distressing symptoms. Women who had PMS or postnatal depression may be more sensitive. Read about anxiety, rage and irritability and depression.

Brain fog and poor concentration

Forgetting words, losing your train of thought, or finding it harder to focus at work. This is usually temporary and improves after the transition, especially once sleep improves.

Fatigue

Feeling drained even after a full night in bed. Poor sleep, heavy periods causing low iron, and thyroid problems are common culprits worth checking. See menopause fatigue.

Joint and muscle aches

Stiff fingers, aching knees and shoulders, especially in the morning. Low vitamin D, which is very common in India, makes this worse. More on joint pain.

Weight gain around the middle

Many women gain weight around the belly even without eating more. Hormone changes, lost muscle and poor sleep all contribute. See menopausal weight gain.

Vaginal dryness and bladder changes

Dryness, discomfort during sex, more frequent urine infections and needing to rush to the toilet. These often start later in perimenopause and tend to get worse without treatment. Read about vaginal dryness and UTIs.

Other changes

Headaches or migraines, palpitations, dry or itchy skin, hair thinning, acne, breast tenderness, bloating and lower sex drive are all common. Our Menopause Symptoms A–Z Guide covers each one.

Is it perimenopause or something else?

Several common conditions cause similar symptoms, and they often occur in the same age group. A good assessment rules these out:

  • Thyroid problems: both underactive and overactive thyroid cause fatigue, weight change, mood and period changes
  • Anaemia: very common in Indian women, especially with heavy periods; causes tiredness and breathlessness
  • Vitamin D and B12 deficiency: aches, low energy, tingling
  • Diabetes and pre-diabetes: tiredness, thirst, frequent urination and infections
  • Depression and anxiety disorders that need their own treatment

How is perimenopause diagnosed?

For most women over 45, perimenopause is diagnosed from your symptoms and how your periods have changed. A single hormone blood test is usually not helpful, because hormone levels swing from day to day in perimenopause. A normal result does not rule it out.

Your doctor may still recommend tests to rule out other causes or plan treatment safely, for example:

  • Thyroid function, blood count and iron levels
  • Vitamin D and B12
  • Blood sugar and cholesterol
  • Hormone tests if you are under 45 or symptoms are unusual
  • A pelvic ultrasound if bleeding is heavy or irregular
  • Breast screening, and sometimes a bone density scan, before starting hormone therapy

Keeping a simple diary of your periods and symptoms for two or three months before your appointment makes the consultation much more useful.

Can you get pregnant during perimenopause?

Yes. Ovulation becomes irregular but does not stop until menopause. If you do not want to get pregnant, keep using contraception until your doctor advises you can stop. As a general guide this is two years after your last period if you are under 50, and one year after if you are over 50.

Treatment: what actually helps

Not every woman needs medical treatment. But you do not have to put up with symptoms that affect your sleep, work, relationships or wellbeing. The right approach depends on your symptoms, health history and preferences.

1. Lifestyle changes that make a real difference

  • Strength training two or three times a week protects muscle and bone and helps with weight and mood
  • Daily movement such as brisk walking, swimming or yoga
  • Protein at every meal (dal, paneer, eggs, fish, curd) and plenty of vegetables and fibre
  • Calcium and vitamin D from food, sunlight and supplements where needed
  • Cutting back on alcohol, caffeine and very spicy food if they trigger hot flashes
  • A regular sleep routine and a cool bedroom
  • Stopping smoking, which worsens hot flashes and bone loss

2. Talking therapies

Cognitive behavioural therapy (CBT) has good evidence for helping with hot flashes, sleep and low mood during menopause. It can be used alone or alongside medical treatment.

3. Hormone therapy (HRT)

Hormone replacement therapy is the most effective treatment for hot flashes and night sweats, and also helps sleep, mood, joint aches and vaginal dryness for many women. It also protects bone. For most healthy women under 60, or within ten years of menopause, the benefits usually outweigh the risks. It is a prescription treatment and is started only after a doctor reviews your history and the right screening tests. Learn more about HRT for menopause and bioidentical hormone therapy.

4. Non-hormonal medicines

For women who cannot or prefer not to take hormones, several non-hormonal prescription medicines reduce hot flashes and help with sleep or mood. Your doctor will discuss which suits you.

5. Vaginal treatments

Vaginal moisturisers and lubricants help with dryness. Low-dose vaginal estrogen is very effective for dryness and recurrent urine infections and is suitable for many women who cannot take other hormone treatment.

6. Supplements

Some women find supplements helpful for milder symptoms. Quality and evidence vary, so check with a doctor, especially if you take other medicines. NuHer's menopause supplements were developed with our clinic team for common perimenopause concerns.

When to see a doctor

Book an appointment if:

  • Symptoms are affecting your sleep, work, relationships or mood
  • Your periods are very heavy, very frequent, or you bleed between periods or after sex
  • You have any bleeding after 12 months without a period
  • You are under 45 and your periods have become irregular or stopped
  • You feel persistently low, anxious or unable to cope

Seek help urgently if you have chest pain, severe breathlessness, or thoughts of harming yourself.

Frequently asked questions

What are the very first signs of perimenopause?

Usually a change in your periods: shorter or longer cycles, or heavier or lighter flow. Poor sleep, new anxiety, night sweats and premenstrual symptoms that feel worse than before are also common early signs.

Can perimenopause start at 35?

It is uncommon but possible, especially if close family members had an early menopause. If you have symptoms in your 30s, see a doctor so other causes can be ruled out and early menopause assessed properly.

Do I need a blood test to know I am in perimenopause?

Not usually if you are over 45. Diagnosis is based on symptoms and period changes. Blood tests are used to rule out other conditions or if you are younger.

Does perimenopause cause weight gain?

Hormone changes shift fat towards the belly and make it easier to lose muscle. Strength training, enough protein and good sleep help the most.

Is HRT safe during perimenopause?

For most healthy women it is a safe and effective option when started in perimenopause or early menopause and prescribed after a proper assessment. It is not suitable for everyone, which is why a doctor's review matters.

How do I know when perimenopause is over?

When you have gone 12 months in a row without a period, you have reached menopause. Some symptoms can continue for a few years after that.

Get help from a menopause doctor in Mumbai

At NuHer, our doctors specialise in perimenopause and menopause. We take time to understand your symptoms, check for other causes, and build a plan that fits your life, with or without hormones. See us at our clinic in Nariman Point, Mumbai, or by video from anywhere in India.

Book a perimenopause consultation or take the free menopause assessment.

This guide is for general information and does not replace advice from your own doctor.

The stages of perimenopause, explained simply

Doctors often describe the years around menopause using a system called STRAW+10 (the Stages of Reproductive Aging Workshop, updated in 2012). It sounds technical, but the idea is simple: your periods are the best sign of where you are in the change.

Stage What your periods usually look like Roughly how long
Late reproductive years Still regular, but cycles may get a little shorter or the flow may change Varies
Early menopausal transition Cycle length starts to vary. The gap between one cycle and the next keeps differing by 7 days or more Varies widely
Late menopausal transition You start skipping periods, with gaps of 60 days or more. Hot flashes and night sweats are most likely now About 1 to 3 years on average
Menopause Your final period, confirmed once you have gone 12 months without one A single point in time
Early postmenopause No periods. Hormone levels settle down over the next few years About 5 to 8 years

The Indian Menopause Society notes that the transition begins, on average, about four years before the final period. For some women it is shorter and for others longer. You will not move neatly from one stage to the next. Many women go back and forth for a while, with a few regular months between irregular ones.

Perimenopause in India: what the numbers say

Indian women tend to reach menopause earlier than women in Western countries. A PAN-India survey by the Indian Menopause Society (Ahuja, Journal of Mid-Life Health, 2016) found an average age of 46.2 years for natural menopause. Because perimenopause starts several years before the final period, many Indian women first notice changes in their late 30s or early 40s.

Doctors use two terms for menopause that comes earlier than usual:

  • Early menopause: the final period comes between 40 and 45.
  • Premature ovarian insufficiency (POI): the ovaries stop working normally before 40.

Both matter because the body goes without estrogen for longer, which affects bone and heart health. If your periods change before 45, it is worth seeing a doctor rather than waiting.

Periods during perimenopause: what is normal and what needs checking

Changing periods are the most common sign of perimenopause. Our guide to irregular periods around menopause covers this in more depth. As a rough guide:

Usually normal

  • Cycles that become shorter (say, every 21 to 24 days) or longer
  • Skipped periods, followed by a period that arrives as normal
  • Flow that is lighter some months and heavier in others
  • More noticeable premenstrual symptoms, such as breast tenderness or bloating

Worth getting checked

  • Very heavy bleeding: soaking through a pad or tampon every hour or two, passing large clots, or bleeding that stops you going out
  • Periods that last much longer than usual, or come more often than every three weeks
  • Bleeding or spotting between periods
  • Bleeding after sex
  • Any bleeding after you have gone 12 months without a period
  • Feeling tired, breathless or dizzy, which can point to anaemia from heavy periods

Most of the time these changes are hormonal. However, fibroids, polyps, thyroid problems and, less often, changes in the lining of the womb can cause the same symptoms, so a doctor should look into them.

You still need contraception

Ovulation becomes less regular in perimenopause, but it does not stop, so pregnancy is still possible. Guidance from the UK Faculty of Sexual and Reproductive Healthcare (FSRH) says women using non-hormonal contraception can stop:

  • after 2 years without a period if the periods stopped before age 50
  • after 1 year without a period if the periods stopped at 50 or later

By 55, natural pregnancy is extremely rare and most women can stop contraception. If you use hormonal contraception, it can hide your natural periods, so these rules work differently. Ask your doctor about your own situation.

How perimenopause is diagnosed

Many women expect a blood test to confirm perimenopause. In fact, the UK's NICE guideline on menopause (NG23) says that otherwise healthy women over 45 with typical symptoms can be diagnosed without laboratory tests. The diagnosis rests on your symptoms and how your periods have changed.

The reason is that hormone levels swing a lot during perimenopause. FSH (follicle-stimulating hormone) can be high one week and normal the next, so a single result can be misleading. NICE suggests considering an FSH test mainly for women aged 40 to 45 with symptoms, and for women under 40 when POI is suspected. The Indian Menopause Society likewise keeps FSH testing for particular situations.

Tests your doctor may suggest for other reasons

Blood tests are still useful, mainly to rule out other causes of similar symptoms and to check your health at midlife. Depending on your history, your doctor may suggest:

  • TSH to check your thyroid, since thyroid problems can mimic perimenopause
  • CBC and ferritin to look for anaemia and low iron, especially if periods are heavy
  • Vitamin D, which is often low in Indian women and matters for bones
  • HbA1c to screen for diabetes
  • Lipid profile, because heart risk rises after menopause

Treatment options during perimenopause

You do not have to wait until your periods stop to get help. The treatments below can be used during perimenopause itself.

HRT while you are still having periods

If you still have a womb and your last period was less than a year ago, doctors usually start a sequential (cyclical) HRT regimen. You take estrogen every day and a progestogen for 12 to 14 days of each month. This usually gives a predictable monthly bleed. Later, often after at least a year on HRT, some women switch to a continuous regimen without bleeds. Read more on our HRT page and our page on body-identical and bioidentical hormones.

The hormonal coil (levonorgestrel IUS)

A 52 mg levonorgestrel intrauterine system can do three jobs at once in perimenopause. It reduces heavy bleeding, provides contraception and protects the womb lining when you take estrogen. The British Menopause Society advises that it gives adequate womb protection for up to five years alongside estrogen.

Non-hormonal options

For women who cannot or prefer not to take hormones, some prescription medicines can reduce hot flashes and night sweats. A low-dose contraceptive pill may also suit some healthy women in the transition, both for contraception and for symptom control. Our article on hot flashes and relief strategies covers practical measures as well.

Cognitive behavioural therapy (CBT)

NICE recommends considering CBT for low mood or anxiety linked to menopause. CBT can also help with hot flashes and with sleep problems. It is short-term, practical and can be done by video.

Perimenopause and mental health

For many women, the emotional changes are harder than the physical ones. A 2024 analysis led by University College London found that women in perimenopause were about 40% more likely to have depressive symptoms than women who had not yet started the transition.

Common experiences include:

  • Anxiety or a sense of dread that comes out of nowhere
  • Low mood, tearfulness or irritability
  • Premenstrual symptoms that become much worse, sometimes like premenstrual dysphoric disorder (PMDD)
  • Losing confidence, or struggling with focus and memory

These are real, hormone-related changes, not a personal failing. Women with a history of depression, postnatal depression or severe PMS may be more affected. Our article on menopause, depression, mood swings and anxiety explains more.

Work and relationships

Poor sleep, brain fog and hot flashes can make long meetings or travel harder. Small changes help: a desk fan, layered clothing, breaks when needed and, where you feel comfortable, an open conversation with a manager. At home, low libido, vaginal dryness and irritability can strain relationships. Explaining what you are going through to your partner often eases the pressure, and treatments exist for each of these symptoms.

If you have thoughts of self-harm, please seek help straight away.

What to track: a simple symptom diary

A diary kept for two or three months makes your consultation far more useful. It also shows you patterns you might otherwise miss. Each day or week, note:

  1. Period dates: when bleeding starts and stops, and how heavy it is (light, normal, heavy, flooding)
  2. Spotting: any bleeding between periods or after sex
  3. Hot flashes and night sweats: roughly how many, and how bad
  4. Sleep: hours slept and how many times you woke
  5. Mood: a score from 1 to 10, plus anxiety or irritability, and where it falls in your cycle
  6. Energy and focus: tiredness, brain fog, forgetfulness
  7. Body: joint aches, headaches, breast tenderness, bladder changes
  8. Triggers: caffeine, alcohol, spicy food, stress, late meals
  9. Medicines and supplements: anything you have started or stopped

Bring the diary, or a phone app summary, to your appointment. For a full list of symptoms to watch for, see our menopause symptoms guide.

Talk to a NuHer doctor

NuHer is a doctor-led menopause clinic at Nariman Point, Mumbai. We see women in person and by video consultation across India, Monday to Saturday, 10am to 7pm. If perimenopause is affecting your sleep, mood, work or periods, we can help you understand what is happening and talk through your options.

Not sure where to start? Take our free menopause assessment, or contact us to book a consultation.

References

  1. National Institute for Health and Care Excellence. Menopause: identification and management (NG23). nice.org.uk
  2. Harlow SD, Gass M, Hall JE, et al. Executive summary of the Stages of Reproductive Aging Workshop + 10: addressing the unfinished agenda of staging reproductive aging. Menopause. 2012;19(4):387–395. PMC3340903
  3. Ahuja M. Age of menopause and determinants of menopause age: a PAN India survey by IMS. Journal of Mid-Life Health. 2016;7(3):126–131. PMC5051232
  4. Meeta M, Digumarti L, Agarwal N, et al. Clinical practice guidelines on menopause: an executive summary and recommendations. Indian Menopause Society 2019–2020. Journal of Mid-Life Health. 2020;11(2):55–95. PMC7688016
  5. Faculty of Sexual and Reproductive Healthcare. FSRH Clinical Guideline: Contraception for Women Aged Over 40 Years (August 2017, amended July 2023). fsrh.org
  6. British Menopause Society. Tool for Clinicians: Progestogens and endometrial protection. thebms.org.uk
  7. University College London. Women are 40% more likely to experience depression during the perimenopause (May 2024; Badawy et al., Journal of Affective Disorders). ucl.ac.uk

Clinic hours: Monday to Saturday, 10 am to 7 pm, at Nariman Point, Mumbai, or by video across India.

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