TOOLOG TOOL

BMI Calculator | Body Mass Index, Healthy Weight Range, and BMR

Enter height and weight to calculate BMI instantly, see weight category and healthy range, and optionally estimate BMR with age and sex.

Health/Fitness
-BMI
Waiting for inputWeight category
-Healthy weight range
-Basal metabolic rate (BMR)

Enter height and weight to calculate BMI and healthy weight range.

Fast BMI check in seconds

Use this tool to quickly understand your current weight status. With height and weight, it shows:

  • BMI value
  • Weight category
  • Healthy weight range

If age and sex are provided, it also estimates BMR.

Key features

  • Real-time BMI calculation
  • Automatic category classification
  • Height-based healthy weight range
  • Optional BMR estimation

How to use

  1. Enter height (cm).
  2. Enter weight (kg).
  3. Optionally enter age and sex for BMR.
  4. Review BMI, category, and range.

Notes

  • BMI is a screening indicator, not a diagnosis.
  • Athletes or high-muscle individuals may need additional body-composition checks.

Related tools

Percent Calculator Calculate percentages, ratios, and increase/decrease rates quickly in one place. D-Day Calculator Calculate remaining days, elapsed days, and optional business-day difference to a target date in one view.