Category 06 · Health & Fitness
Basal Metabolic Rate by Age Calculator
Estimate BMR using age, sex, height and weight.
Result
—
Age is already part of the Mifflin–St Jeor equation; this is not a separate age-only BMR formula.
How to use this calculator
What to enter
Enter or select the following as requested: Age (years); Sex; Height (cm); Weight (kg). Follow the units, valid ranges, examples, and options displayed beside each field.
What the result means
The date or duration result is calculated from the entered dates, times, calendar rules, and exclusions. Check inclusive versus exclusive counting, time zone, daylight-saving changes, and whether weekends or holidays are excluded.
When to use it
Use this to plan a date, measure elapsed time, or estimate a deadline. Verify the relevant calendar, location, and legal or workplace rules when they affect the answer.