Waist-to-Height Ratio Calculator Waist-to-Height Ratio Calculator Height (cm) Waist Circumference (cm) Calculate Waist-to-Height Ratio InterpretationBelow 0.40 — Underweight0.40 – 0.49 — Healthy range0.50 – 0.59 — Increased health risk0.60 and above — High health riskWhy It Is ImportantWaist-to-Height Ratio is considered a better indicator of metabolic health than BMI because it reflects abdominal fat, which is strongly linked to conditions such as type 2 diabetes, heart disease, and metabolic syndrome.