Body Metrics

Understand your body measurements — BMI, BMR, ideal weight, and more. Each guide explains what the numbers actually mean.

9 guides available

Visual gauge with age and gender-adjusted interpretation.

Age and sex-specific BMI percentiles for ages 2-19.

Basal Metabolic Rate using Mifflin-St Jeor and Harris-Benedict.

Four formulas compared — Devine, Robinson, Miller, Hamwi.

Daily calorie needs with menopause and sarcopenia considerations.

Determine small, medium, or large frame from wrist measurement.

Growth-adjusted calorie needs for ages 10-19.

Daily protein targets for 65+ to prevent sarcopenia.

WHO cardiovascular risk from waist and hip measurements.