Health & Fitness Tools

Explore informational adult reference calculations for BMI, resting energy, daily energy expenditure, entered energy balance and running pace. These focused tools explain their assumptions and limits. They do not diagnose health conditions, prescribe intake or provide training advice. Use results as mathematical information, not a personal health assessment or treatment recommendation.

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5 tools

  • BMI Calculator

    Calculate adult BMI, compare weights and explore mathematical BMI-based weight references using metric or imperial measurements.

    Health & Fitness

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  • BMR Calculator

    Estimate adult resting energy with Mifflin–St Jeor or Revised Harris–Benedict, and compare formulas or weights.

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  • Calorie Deficit Calculator

    Compare entered daily energy and intake assumptions; calculate deficits, surpluses, and cumulative energy differences.

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  • Daily Calorie Needs Calculator

    TDEE Calculator: estimate adult BMR and daily energy needs, compare activity assumptions or model another weight.

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  • Running Pace Calculator

    Calculate running pace, finish time, distance and target race pace, with even-pace splits and track-lap references.

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