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Topic hub · Body Composition & Bone

Hormones

The weight around your middle, the bone you're quietly losing, the strength that used to come easier — these are the same story told three ways. Declining estrogen changes where your body stores fat, how readily it builds muscle, and how fast it turns bone over. Understanding the mechanism is what makes the response obvious.

This hub explains physiology. It does not sell you a diet, a cleanse, or a plan to shrink. What it does have is the mechanism, and what genuinely shifts it.

3 articles · the “why” hub

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The pillar piece — read this one first.

PillarUpdated 6 Aug 2025 · 7 min

Stronger Bones After 35: 5 Evidence-Backed Habits Every Woman Can Start Today

Bone density begins declining years before your last period, and the fastest loss happens in the four years either side of it. What loading, protein intake and vitamin D status genuinely change the trajectory — and why walking, on its own, is not enough of a stimulus.

Read the pillar
Stronger Bones After 35: 5 Evidence-Backed Habits Every Woman Can Start Today

More in Hormones

On body composition: filed here as physiology, because that's what it is.

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The 5-Day Perimenopause Strength Starter

One short session a day for five days — built for a body in transition. Delivered by email, yours to keep.

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The other three hubs

Training

The single most effective response to everything on this page.

4 articles →

Tracking

Reading your own data as the transition progresses.

3 articles →

Fuel

Protein and fiber — the two intake changes that hold body composition.

2 articles →