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Movement

Training, strength, posture, and the fitness measures that predict more than they are given credit for.

2 analyses

Do posture correctors work? What the research shows

· 6 min read · 8 sources

Do posture correctors work? What the research shows

We screened 324 controlled trials. The strap itself has never been tested, and in the one sham trial the fake shirt outperformed the real one.

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Grip strength and longevity: what 1.5 million people show

· 6 min read · 4 sources

Grip strength and longevity: what 1.5 million people show

Grip strength predicts death better than blood pressure does. A real finding from huge cohorts, and widely misread. What it measures and what it does not.

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Still to be written

Training · Strength

Guides

Strength & muscle

A man set up to pull a loaded barbell off the floor in a gym. His hips are down, his back is flat and his hands are on the bar, with morning light falling across the matting.

Strength

What lifting does to the risk of dying, how little of it is actually required, and why grip strength predicts more than almost anything else you can measure at home.

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Posture & mechanics

A man photographed from behind in a home gym, in black shorts and white socks, arms at his sides. A squat rack and a kettlebell stand behind him and an olive tree by the window.

One-sided dominance

How one dominant side starts a chain that runs all the way up into your neck, how to work out which link comes first in you, and what to do about it.

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A man stands in profile in a quiet room, in black shorts, arms hanging at his sides. Daylight comes through a tall window behind him, with an olive tree in a pot and a low wooden cabinet along the wall.

Rounded shoulders

Why your shoulders roll forward, why stretching your chest provably does nothing about it, and what the research says actually works.

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