Why It Matters
Perimenopause and menopause bring a cluster of changes that can feel like they're arriving from every direction at once — hot flashes and disrupted sleep, changes in body composition, shifting cholesterol numbers, and an accelerated loss of bone density as estrogen declines. It's easy to treat these as separate problems requiring separate solutions, but a growing body of research points to exercise as one of the few interventions that meaningfully addresses several of them simultaneously — and does so without the side effects or costs of pharmaceutical options.
What makes this more actionable than a generic "stay active" recommendation is that the research increasingly distinguishes between what aerobic exercise does well and what resistance training does well. They aren't redundant tools doing the same job from different angles — each appears to address a genuinely different piece of what's happening hormonally and physically during this transition, which is exactly why understanding both matters for building an effective routine.
What the Research Says
Start with the symptoms that tend to bring people to a doctor or a search engine in the first place: hot flashes, insomnia, irritability, fatigue, joint and muscle pain. A 2025 systematic review of randomized controlled trials by Ashima Elsa Philip and colleagues, published in the journal Cureus, evaluated how exercise affected these climacteric symptoms using the Blatt-Kupperman Index, a standardized 11-symptom scale used in menopause research. The review found a considerable reduction in the total symptom score from baseline — 15.7% on average — with paresthesia and irritability showing the greatest improvement, and headache, muscle pain, fatigue, hot flushes, and insomnia each dropping from an average severity score of 2 to 1 on the scale. The authors specifically noted that exercise offers a non-hormonal method of reducing these symptoms, which matters for the substantial number of women who either can't or would prefer not to use hormone therapy.
Beneath the symptom relief, something more structural is happening with cardiovascular and metabolic health, and this is where the aerobic-versus-resistance distinction becomes genuinely useful rather than academic. A 2025 systematic review and meta-analysis by J.V.M. Bernal and colleagues, published in the Brazilian Journal of Medical and Biological Research, examined how physical exercise affected lipid profiles in perimenopausal and postmenopausal women. The meta-analysis found that in obese postmenopausal women, 16 weeks of aerobic training increased protective HDL cholesterol while significantly reducing total cholesterol and LDL cholesterol, whereas 12 weeks of resistance training also increased HDL cholesterol but was more effective at reducing triglycerides and LDL cholesterol. In perimenopausal women more broadly, general physical exercise increased HDL cholesterol levels. The practical read here is that aerobic and resistance training aren't competing for the same job — aerobic training appears to have an edge on total and LDL cholesterol, while resistance training shows a distinct advantage on triglycerides, and both raise the "good" cholesterol that protects against heart disease, which is the leading cause of death in women overall and one that rises sharply after menopause.
Bone health is the third major piece of this picture, and it's an area where resistance training in particular has a clear, well-documented role. Declining estrogen after menopause accelerates bone loss substantially, raising fracture risk at exactly the point in life when a fall becomes far more consequential. A 2025 systematic review and meta-analysis led by F. Zhao and colleagues, published in the Journal of Orthopaedic Surgery and Research, pooled 17 randomized controlled trials involving 690 postmenopausal women and found that resistance training significantly improved bone mineral density at the lumbar spine and femoral neck, with the authors concluding that a higher-intensity program performed three times per week over a longer duration appeared to be the most effective approach for improving bone density at the spine, femoral neck, and hip. This is a benefit that aerobic exercise alone does not reliably replicate to the same degree, since resistance training's mechanical loading on bone is what appears to stimulate this particular adaptation.
Taken together, these three bodies of research sketch out a fairly clear division of labor. Aerobic exercise appears particularly effective for symptom relief, cardiovascular conditioning, and improving total and LDL cholesterol. Resistance training appears particularly effective for triglycerides, bone density, and — as established in a wide body of separate research on muscle and aging — preserving the muscle mass and strength that also decline as estrogen drops. Neither modality is optional if the goal is addressing the full scope of what's changing during this transition; they're complementary tools solving different parts of the same problem, which is likely why several of the studies above point toward combined training programs as the most comprehensive approach available.
It's also worth noting what this research doesn't claim. None of these studies suggest exercise eliminates menopausal symptoms entirely or replaces medical care for severe symptoms or significant bone loss — the perimenopausal symptom review itself notes exercise is a good option "for individuals unable to take medication," not a universal replacement for it. Exercise is best understood here as a well-evidenced, non-pharmacological tool that measurably helps across multiple fronts, not a cure-all, and it works alongside — not instead of — conversations with a physician about hormone therapy, bone density screening, or cardiovascular risk assessment where appropriate.
For anyone wondering whether any of this is worth the effort compared to simply staying sedentary, a 2023 meta-analysis by Tao Li and Limei Zhang, published in the Annals of Palliative Medicine, put that question directly to the data. The researchers pooled 14 randomized controlled trials comparing sedentary postmenopausal women who took up regular aerobic exercise against sedentary postmenopausal women who did not, measuring a range of cardiovascular risk markers in both groups. Compared with the non-exercise group, women in the exercise group showed significantly higher oxygen consumption and HDL ("good") cholesterol, along with significantly lower diastolic and systolic blood pressure, triglycerides, and body mass index; a closer look at the data also showed significantly lower blood glucose and waist circumference in the exercise group. In other words, this wasn't a comparison of different exercise types — it was a direct test of doing something versus doing nothing, and across nearly every cardiovascular risk marker measured, the women who exercised came out ahead of the women who remained sedentary. Given that cardiovascular disease risk rises sharply after menopause, that comparison is arguably the most important one in this entire body of research: exercise versus its absence.
How to Apply It
If you're navigating perimenopause or menopause, the practical takeaway is to make room for both types of training rather than defaulting to one. A reasonable starting structure, based on the durations studied above, is two to three days per week of resistance training (targeting major muscle groups with adequate intensity to challenge bone and muscle) alongside separate days of moderate-intensity aerobic activity — brisk walking, cycling, swimming, or similar — aiming for something in the range of 30 minutes per session, several times a week.
You don't need to overhaul your entire routine overnight to see benefits; the studies above found meaningful results within 12 to 16 weeks of consistent training. If you're currently doing only one type of exercise, the most useful single change is likely adding the other — cardio if you're currently strength-focused, or resistance training if you've been cardio-only — since the research suggests each is addressing something the other doesn't fully cover.
References
- Philip, A. E., Singh, H., Nanjundiah, S. Y., Samudrala, P. C., Theunissen, D. W., Robinson, J., & Banerjee, I. (2025, March 19). Impact of Exercise on Perimenopausal Syndrome: A Systematic Review of Randomized Controlled Trials. Cureus. https://pmc.ncbi.nlm.nih.gov/articles/PMC12008710/
- Bernal, J. V. M., Sánchez-Delgado, J. C., Jácome-Hortúa, A. M., Veiga, A. C., Andrade, G. V., Rodrigues, M. R., & de Souza, H. C. D. (2025, March 3). Effects of physical exercise on the lipid profile of perimenopausal and postmenopausal women: a systematic review and meta-analysis. Brazilian Journal of Medical and Biological Research. https://pmc.ncbi.nlm.nih.gov/articles/PMC11884766/
- Zhao, F., et al. (2025, May 27). Optimal resistance training parameters for improving bone mineral density in postmenopausal women: a systematic review and meta-analysis. Journal of Orthopaedic Surgery and Research. https://pubmed.ncbi.nlm.nih.gov/40420105/
- Li, T., & Zhang, L. (2023, January 11). Effect of exercise on cardiovascular risk in sedentary postmenopausal women: a systematic review and meta-analysis. Annals of Palliative Medicine. https://apm.amegroups.org/article/view/108037/html