Health tool
BMI Calculator
Estimate adult body mass index from height and weight. This tool is for general screening information and should not be used as medical advice.
Adult screening tool
BMI Calculator
Estimate adult body mass index from height and weight. BMI is a broad screening measure and does not measure body fat directly.
Important health note
BMI is a general adult screening calculation, not medical advice, diagnosis, or treatment. It may not reflect body composition, pregnancy, athletic build, age-related changes, or individual health risk. For personal health questions, consult a qualified health professional.
BMI
25.8
Adult category
Overweight
Reference weight range
128.9-173.5 lb
58.5-78.7 kg
BMI Formula
BMI = weight in kilograms / height in meters squared
US shortcut: BMI = 703 x weight in pounds / height in inches squared
Health Disclaimer
This calculator is for general adult screening information only. It is not medical advice and does not diagnose, treat, or evaluate any health condition. BMI can be less informative for athletes, older adults, pregnant people, and people with higher or lower muscle mass. For personal medical questions, speak with a qualified health professional.
FAQ
What is BMI?
BMI stands for body mass index. It is calculated from height and weight and is commonly used as a broad adult screening measure.
Is BMI a diagnosis?
No. BMI is not a diagnosis and does not measure body fat directly. A health professional can consider BMI alongside other health information.
Can this calculator be used for children or teens?
No. This page is for adults. Children and teens use age- and sex-specific BMI percentiles, which are different from adult BMI categories.