HEALTH & EVERYDAY
BMI calculator
Calculate body mass index from height and weight.
Estimated result
24.5
- NHS adult range
- 18.5–24.9
- Category
- Healthy range
BMI is a screening measure and can be misleading for pregnancy, children and very muscular adults.
SOURCES & REVIEW
Checked against official guidance
Last checked 14 July 2026 · Rule version GB-2026.27.1
NHS: Healthy weight ↗COMMON QUESTIONS
Frequently asked questions
Is this an exact quote or tax return?
No. It is an estimate based on the inputs and assumptions shown.
When was this checked?
The method and linked official guidance were reviewed for the current UK release.