Body compositionarány
Waist-to-height ratio
Optimal
< 0.5 (waist less than half your height)
Why
Flags visceral fat — the engine of inflammation and insulin resistance — better than BMI; NICE recommends it since 2022.
How often
Monthly, tape at navel height.
What moves it
Calorie deficit, protein, strength training, less alcohol, sleep.
Last reviewed: 6 September 2026
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