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BMI CalculatorCheck body mass index and category.Calorie CalculatorCalculate calories, macros, and diet plan.Ideal Weight CalculatorEstimate ideal weight and healthy range.Daily Hydration CalculatorEstimate water intake by weight and activity.Keto CalculatorEstimate keto calories and macros.Macro CalculatorSplit calories into protein, carbs, and fats.IIFYM CalculatorEstimate flexible dieting macros.Micronutrient CalculatorEstimate daily vitamin and mineral targets.Vitamin CalculatorEstimate daily vitamin targets.Meal CalculatorDivide calories and macros by meal.Recipe CalculatorCalculate nutrition per serving.Weight Watchers Points CalculatorEstimate food points from nutrition labels.Gastric Sleeve Weight Loss CalculatorEstimate post-surgery weight loss.Calories Burned by ActivityEstimate exercise calorie burn.RMR CalculatorEstimate resting metabolic rate.TDEE CalculatorEstimate total daily energy expenditure.EER CalculatorEstimate daily energy requirement.Weight Goal CalculatorPlan your target weight timeline.Hip-to-Waist Ratio CalculatorCalculate HWR, WHR, and body-shape category.Pregnancy CalculatorEstimate due date, week, and milestones.Baby Percentile CalculatorEstimate infant growth percentile bands.
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RMR Calculator

Estimate resting metabolic rate using age, gender, height, weight, and a trusted predictive equation.

Precision plan preview

Enter your details to see the result panel, saved progress for logged-in users, and personalized nutrition guidance.

RMR Calculator - Resting Metabolic Rate

RMR calculator estimates from ShedBody help you understand how many calories your body may burn at rest. Compare Mifflin-St Jeor and Revised Harris-Benedict formulas with simple activity context.

Resting metabolic rate estimate
Mifflin-St Jeor equation
Revised Harris-Benedict equation
Low and moderate activity calorie context

How the RMR Calculator Works

The calculator converts your height and weight when needed, then applies the selected equation to estimate calories your body uses at rest. RMR is useful as a starting point before activity, training, and goal adjustments.

Explore More ShedBody Tools

Use the complete calculator archive for body metrics, nutrition planning, hydration, pregnancy, baby growth, and exercise burn.

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