About this bmr calculator
Estimate basal metabolic rate, the approximate energy your body uses at rest, from the inputs provided by the calculator.
How to use it
Enter the values requested by the calculator. Results update in your browser as you change the inputs. Review the assumptions shown on the calculator before using the result.
Formula
BMR depends on the selected equation and personal inputs
Example
Use the result as an estimate rather than a measurement of your exact daily energy needs.
Frequently asked questions
What does the bmr calculator show?
Estimate basal metabolic rate, the approximate energy your body uses at rest, from the inputs provided by the calculator.
Are the results exact?
The result is calculated from the inputs and assumptions shown on this page. For important financial, health, tax, or legal decisions, verify the result with an appropriate professional or authoritative source.