RMR Calculator

Calculate your Resting Metabolic Rate (RMR) using multiple formulas and track your daily calorie needs.

Understanding Your Resting Metabolic Rate (RMR)

Resting Metabolic Rate (RMR) is the number of calories your body burns at rest to maintain vital functions. Understanding your RMR is essential for:

  • 1

    Weight Management

    Plan your calorie intake for weight loss or gain

  • 2

    Nutrition Planning

    Determine your daily calorie needs

  • 3

    Fitness Goals

    Optimize your training and recovery

RMR Calculation Methods and Their Differences

Different formulas are used to calculate RMR, each with specific applications and accuracy levels:

  • 1

    Mifflin-St Jeor

    Most accurate for the general population

  • 2

    Harris-Benedict

    Classic formula, slightly less accurate

  • 3

    Katch-McArdle

    Most accurate when body fat is known

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