Last checked September 2026 against 17 sources · Editorial policy
Menopause weight gain: why it happens and how to lose it
Weight gain around menopause is common, but much of it comes from aging, not menopause itself. What menopause changes is body composition: in the SWAN study, the rate of fat gain doubled at the start of the transition while lean muscle declined, until about 2 years after the last period. You can still lose weight in menopause: healthy eating, 150 minutes of activity a week plus muscle strengthening, sleep and stress management.
Menopause speeds up fat gain and muscle loss, while weight rises mostly with age. Why it happens, and the diet, strength training and medicines that help you lose it.
Menopause weight gain: expectation vs reality
What people often expect
“Menopause wrecks my metabolism, and HRT will make me gain even more weight”
What the evidence shows
There's little evidence that most types of HRT cause weight gain; weight often rises with age whether or not women take it. Menopause does shift fat toward the waist and slows fat burning, which is why healthy eating combined with exercise works better than dieting or exercising alone.
Free 7-day perimenopause meal plan
Seven days of meals with protein, fiber and calcium in every day, short recipes and a shopping list sorted by aisle. Pick how you eat and get the PDF now.
Why menopause weight gain happens
Aging vs menopause
In the SWAN study, weight climbed steadily through premenopause and didn't speed up at the menopause transition; after the transition, the weight trajectory flattened. The British Dietetic Association says much of the weight gain around menopause is due to aging, not menopause. What changes at menopause is where fat goes and how much muscle you keep.
Fat gain and muscle loss
SWAN measured body composition with DXA scans. At the start of the menopause transition, the rate of fat gain doubled and lean mass began to fall. These changes continued until 2 years after the final menstrual period, then leveled off. Because fat went up as muscle went down, the scale didn't show the whole change.
Learn more →Slower fat burning
In a 4-year study of women followed through menopause, only those who became postmenopausal had a significant increase in visceral fat. Their sleeping energy expenditure fell more than in women who stayed premenopausal, and fat oxidation dropped by 32%. Physical activity also fell about 2 years before menopause and stayed low.
Where the weight goes
The NHS says weight gain in perimenopause and menopause often happens around the stomach and upper body. Changing hormone levels increase fat stored around the waist, which raises cholesterol, blood pressure and diabetes risk, according to the British Dietetic Association.
Learn more →Does HRT cause weight gain?
The NHS says there's little evidence that most types of HRT make you put on weight. A meta-analysis of 107 trials found HRT reduced abdominal fat by 6.8% and lowered insulin resistance in women without diabetes. Still, a Spanish Menopause Society statement says HRT shouldn't be started only to boost weight loss.
Learn more →Weight and hot flashes
Higher body weight is linked with worse hot flashes. In a 6-month trial in women with overweight or obesity, an intensive behavioral weight loss program improved bothersome hot flashes compared with health education, and each 5 kg of weight lost was linked with improvement. The North American Menopause Society lists weight loss among recommended non-hormonal options.
Learn more →Medicines that affect weight
Some medicines used around menopause can make weight harder to control. The NHS says gabapentin, used for hot flashes, can make you hungrier. The CDC notes that medicines, medical conditions, stress, genes, hormones and age can all affect weight management. Ask your doctor to review your medicines if weight changes suddenly.
Menopause weight gain by the numbers
From the studies on this page
after the last period, accelerated fat gain and muscle loss level off
2 years
Bar scaled to a 12-year reference span
drop in fat burning in women who became postmenopausal over 4 years
32%
150 minutes
1 to 2 pounds
SWAN followed women from several US sites through menopause with repeated DXA scans.
How to lose weight during menopause
Combine diet and exercise
Strong evidenceHealthy eating with exercise is far more effective than dieting or exercise alone. In a meta-analysis of trials in 5,697 postmenopausal women, exercise cut fat mass, waist size and visceral fat.
Related guide →Strength training 2 or more days a week
Strong evidenceResistance training builds muscle lost in menopause; aerobic training is better for fat loss. The CDC advises muscle strengthening on at least 2 days a week.
Related guide →Aim for slow, steady loss
Some evidenceLosing 1 to 2 pounds a week is more likely to last. Even a 5% loss can improve blood pressure, cholesterol and blood sugar.
Eat more plants and fiber
Some evidenceMore whole grains, fruit and vegetables with less fat moderately reduced hot flashes, with bigger effects in women who lost weight. Mediterranean and DASH patterns support heart health.
Related guide →Track food, activity and sleep
Some evidenceThe CDC suggests keeping a food diary, an activity diary and a record of sleep hours for a few days to spot what to change.
Prescription weight-loss medicines
If this is the causeGLP-1 drugs such as semaglutide are an option with obesity; evidence specific to menopause is still limited and mostly observational.
Related guide →Weight-loss supplements
No good evidenceThe FDA warns that many weight-loss products are likely contaminated with dangerous hidden ingredients.
Related guide →
When to see a doctor about menopause weight gain
Rapid weight gain with tiredness or feeling cold
Ask for tests to rule out other causes before blaming menopause.
More →Weight gain after starting a new medicine
Ask your doctor whether the medicine could be the cause.
Obesity with high blood pressure, cholesterol or blood sugar
Ask about weight-loss treatment, including prescription medicines.
More →
Losing weight in menopause: questions women ask
Why is it so hard to lose weight during menopause?
Fat gain speeds up and muscle declines during the transition, and fat burning and activity levels tend to fall. Combining diet with exercise works better than either alone.
Can you lose weight after menopause?
Yes. Exercise reduced fat mass, waist size and visceral fat in trials of postmenopausal women, and healthy eating adds to the effect.
Does HRT help you lose weight?
HRT isn't a weight-loss treatment, but a meta-analysis found it reduced abdominal fat by 6.8%. There's little evidence that most HRT causes weight gain.
How much weight do women gain during menopause?
It varies. In SWAN, weight rose steadily with age but didn't speed up at menopause, while fat gain doubled and muscle declined.
What is the best exercise to lose weight in menopause?
A mix: aerobic training is better for fat loss, and resistance training for muscle. The CDC recommends 150 minutes of moderate activity and 2 days of strength work a week.
Does losing weight help hot flashes?
In women with overweight or obesity, a behavioral weight loss program improved bothersome hot flashes, and NAMS recommends weight loss as a non-hormonal option.
Does perimenopause cause weight gain?
Weight gain is common in perimenopause and often settles around the stomach. Much of it is age-related, but fat gain accelerates as the transition starts.
Sources
- British Dietetic Association. Eating well for the perimenopause and menopause (food fact sheet).
- Greendale GA, Sternfeld B, Huang M, et al. Changes in body composition and weight during the menopause transition. JCI Insight. 2019;4(5):e124865.
- CDC. Adult Activity: An Overview. Physical Activity Basics.
- CDC. Steps for Losing Weight. Healthy Weight and Growth (January 17, 2025).
- NHS. Side effects of hormone replacement therapy (HRT).
- Lovejoy JC, Champagne CM, de Jonge L, et al. Increased visceral fat and decreased energy expenditure during the menopausal transition. Int J Obes (Lond). 2008;32(6):949-58.
- NHS. Symptoms of menopause and perimenopause.
- Salpeter SR, Walsh JM, Ormiston TM, et al. Meta-analysis: effect of hormone-replacement therapy on components of the metabolic syndrome in postmenopausal women. Diabetes Obes Metab. 2006;8(5):538-54.
- Sánchez-Prieto M, Romero-Domínguez M, Orozco R, et al. Incretin-based therapies in peri- and postmenopausal women with obesity: an expert position statement from the Spanish Menopause Society. Maturitas. 2026;213:109101.
- Huang AJ, Subak LL, Wing R, et al. An intensive behavioral weight loss intervention and hot flushes in women. Arch Intern Med. 2010;170(13):1161-7.
- The North American Menopause Society. The 2023 nonhormone therapy position statement of The North American Menopause Society. Menopause. 2023;30(6):573-590.
- NHS. Gabapentin: side effects.
- Khalafi M, Habibi Maleki A, Sakhaei MH, et al. The effects of exercise training on body composition in postmenopausal women: a systematic review and meta-analysis. Front Endocrinol (Lausanne). 2023;14:1183765.
- Baraut MC. Nutrition during the menopausal transition: Current evidence, health trajectories and clinical implications. Clin Nutr ESPEN. 2026;75:103405.
- Wegovy (semaglutide). US prescribing information, DailyMed.
- US Food and Drug Administration. Tainted weight loss products (weight loss product notifications).
- NHS. Tiredness and fatigue.
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