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The dimensionless ratio of an individual's actual BMI relative to the upper boundary of normal healthy BMI (25.0).
Use our verified, free in-browser BMI Calculator to run scenarios and export PDF reports.
BMI Prime simplifies clinical interpretation by expressing body mass as a percentage of the upper normal limit.
A BMI Prime < 0.74 represents underweight, 0.74 to 0.99 is healthy, 1.00 to 1.19 is overweight, and 1.20+ indicates clinical obesity.
Divides computed BMI by the standard adult upper cutoff of 25.0.
Actual body mass index score.