Health and fitness
Estimated BMI, BMR, TDEE and running pace. Not a medical diagnosis.
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BMR Calculator
Estimate basal metabolic rate from weight, height, age, and sex as a starting point for daily calories.
TDEE Calculator
Estimate total daily energy expenditure as BMR × activity factor. An indicative meal-planning helper.
Running Pace and Speed
Converts between pace min/km, speed km/h, and time for a chosen distance.