1. At what age does perimenopause typically start?
Perimenopause commonly begins between ages 40 and 50, but some women may notice changes in their late 30s. The average age for menopause in the UK is around 51.
23 October, 2025 | Holy Winter - Healthcare Writer

Discover the 34 symptoms of perimenopause, from hot flushes to brain fog. iQ Doctor details how to manage menopause symptoms and find effective treatments.
Perimenopause is the transitional stage leading up to menopause — the point when a woman’s menstrual cycle permanently stops. This phase can begin several years before menopause, typically between the ages of 40 and 50, though some women may experience its onset earlier.
During perimenopause, hormone levels — particularly oestrogen and progesterone — begin to fluctuate, with changes that can lead to a wide range of physical, mental, and emotional symptoms. Understanding the symptoms of perimenopause can help you recognise what’s happening in your body and seek appropriate support or treatment.
Today, iQ Doctor will quickly run through the 34 most common symptoms of perimenopause that you should keep track of.
While no two women experience perimenopause in exactly the same way, experts have identified 34 commonly reported symptoms. Some are mild and manageable, while others can significantly affect daily life.
1. Irregular periods
Your period cycles may become irregular or erratic, such as being shorter, longer, heavier, or lighter as hormone levels fluctuate.
2. Hot flushes
A sudden feeling of heat spreading across your body, often accompanied by sweating or redness, as well as an overall and overbearing feeling of discomfort.
3. Night sweats
Hot flushes that occur at night, often disrupting sleep.
4. Insomnia
Difficulty falling or staying asleep due to hormonal changes or aforementioned night sweats.
5. Fatigue
Persistent tiredness that doesn’t improve with rest.
6. Mood swings
Fluctuating hormones can lead to irritability, sadness, or emotional sensitivity.
7. Anxiety
Increased anxiety or panic attacks may develop during a perimenopausal stage.
8. Depression
Some women experience low mood or clinical depression due to hormonal shifts.
9. Memory lapses
Difficulty remembering names, appointments, or tasks.
10. Difficulty concentrating
Commonly referred to as “brain fog”.
11. Unexplained weight gain
Particularly around the abdomen, due to hormonal changes and slowed metabolism.
12. Tummy bloating
Digestive changes can lead to a feeling of fullness or discomfort.
13. Breast tenderness
Breasts may feel sore, swollen, or sensitive.
14. Headaches or migraines
Hormonal fluctuations can trigger or worsen headaches.
15. Joint pain
Aches or stiffness, particularly in the morning.
16. Muscle tension
Tightness or soreness throughout the body.
17. Dizziness
Occasional lightheadedness or balance issues.
18. Hair loss or thinning
Changes in hormone levels can cause hair to shed more easily.
19. Dry skin
Reduced oestrogen can make skin feel less hydrated.
20. Brittle nails
Nails may become weaker or more prone to splitting.
21. Itchy skin
Loss of collagen and moisture can cause dryness and itchiness.
22. Changes in body odour
Hormonal shifts can subtly alter natural scent.
23. Vaginal dryness
A common symptom that can cause discomfort or pain during intercourse.
24. Loss of libido
Reduced sex drive due to hormonal imbalance or vaginal dryness.
25. Persistent and Consistent urinary urgency
A sudden urge to urinate more frequently.
26. Incontinence
Weakened pelvic muscles can lead to minor leaks.
27. Tingling sensations
Some women report tingling in hands, feet, or face.
28. Onset or amplification of allergies
Heightened sensitivity to allergens or new allergic reactions.
29. Digestive issues
Hormones can affect gut motility, leading to constipation or diarrhoea.
30. Body odour changes
Metabolic and hormonal changes may affect perspiration and scent.
31. Heart palpitations
A fluttering or racing heartbeat can occasionally occur.
32. Changes in taste
Some women notice foods taste different or less appealing.
33. Gum problems
Increased risk of bleeding gums or mouth dryness.
34. Electric shock sensations
Sudden brief tingling or shock-like sensations under the skin — though uncommon — can occur
Perimenopause typically lasts anywhere between four and ten years. Once you’ve gone 12 consecutive months without a period, you’ve typically reached menopause.
Lifestyle adjustments, medical treatments, and emotional support can all help make perimenopause more manageable. Common strategies include:
If symptoms of perimenopause are severe or disrupting your daily life, don’t hesitate to seek help from your GP. While perimenopause is a natural transition, you don’t have to struggle through it alone — effective treatments and lifestyle changes can make a significant difference.
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Perimenopause commonly begins between ages 40 and 50, but some women may notice changes in their late 30s. The average age for menopause in the UK is around 51.
Perimenopause can last anywhere from four to ten years, depending on individual hormone fluctuations and health factors.
Yes. Ovulation can still occur during perimenopause, even if your periods are irregular. Contraception is recommended until you’ve gone 12 months without a period.
Perimenopause is the transition phase leading up to menopause, when hormone levels start to fluctuate. Menopause is reached once a woman has gone 12 months without a period.
Lifestyle changes such as balanced nutrition, regular exercise, mindfulness, and adequate sleep can help. Some women also benefit from supplements or HRT — speak to a healthcare professional for personalised advice.

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