Menopause and Metabolic Health: What Changes, and Why?

Oct 26

3 min read

Updated: 6 days ago

Written by Zheng Yu Hu, Advanced Nurse Practitioner and Independent Prescriber, MeiLustre Clinic · Last reviewed: October 2026

Have you noticed changes in your weight, body shape, energy or strength as you move through midlife?

For many women, these changes begin during perimenopause and continue into the postmenopausal years. Weight may gather around the waist, muscle can become harder to maintain, and habits that once worked may no longer feel as effective.

These changes are not simply a question of willpower. Hormones, ageing, sleep, physical activity and individual health factors all play a part.

What changes during menopause

As oestrogen levels fluctuate during perimenopause and remain lower after menopause, many women notice a shift in where the body stores fat, with more of it around the abdomen. At the same time, muscle mass gradually declines with age. Together, these changes can alter body composition even when overall weight changes relatively little.

Why it matters for metabolic health

Metabolic health describes how well the body regulates processes such as blood glucose, blood fats and blood pressure.

Visceral fat, which sits deep in the abdomen around the internal organs, is associated with insulin resistance and a higher risk of type 2 diabetes and cardiovascular disease. Muscle also matters: it helps regulate blood glucose and supports balance, movement and independence as we age.

This is why weight alone cannot tell the whole story. Waist circumference, blood pressure, cholesterol, blood glucose and physical strength together give a more complete picture of health.

Maintaining a healthy weight through midlife

The aim is not a particular body shape or rapid weight loss. It is a healthy, sustainable weight that protects muscle, bone and long-term wellbeing. Some general foundations can help:

Balanced nutrition. A variety of vegetables, fruit, whole grains and healthy fats, with enough protein from foods such as eggs, fish, dairy, beans, lentils and tofu, helps maintain muscle. Being mindful of portion sizes and overall eating patterns also supports a healthy weight.

Regular physical activity. Movement supports heart health and weight management. Resistance exercise is particularly valuable for maintaining muscle strength, while weight-bearing and balance exercises support bone health and mobility.

Sleep. Menopausal symptoms such as night sweats can disrupt rest, and poor sleep can affect energy, appetite and daily routines. Ongoing symptoms deserve attention rather than being dismissed as part of getting older, so speak to your GP (general practitioner) if they persist.

Your wider health. Regular checks of blood pressure, cholesterol and blood glucose can help pick up changes early.

This is general guidance only. For tailored dietary or exercise advice, your GP can refer you to a registered dietitian or physiotherapist.

Protecting muscle and bone

Healthy weight should never come at the expense of muscle or bone. Bone density declines with age and more quickly after menopause, which raises the risk of osteoporosis and fractures. Enough protein, resistance exercise, weight-bearing activity suited to your ability, and appropriate calcium and vitamin D intake all help protect strength and bone health. The goal is a healthy body composition, not just a lower number on the scales.

Every woman’s experience is different

Menopause is not a single event, and there is no single ideal weight or approach that suits every woman. Age, body composition, medical history and individual circumstances all matter, and priorities may change from perimenopause into later life.

If you are concerned about changes in your weight during midlife, MeiLustre Clinic offers medically led weight management consultations with an Advanced Nurse Practitioner and Independent Prescriber. Every client is assessed first, and treatment is only provided where it is clinically appropriate.

For menopause symptoms such as hot flushes, night sweats or disturbed sleep, your GP is the right first point of contact.