Track and plan your health and fitness goals with calculators for body metrics, calories, macros, and protein needs. These are educational estimates, not medical advice — always consult a professional for personalized guidance.
Health & Fitness Calculators
Health & Fitness Calculators
Health & Fitness Calculators
BMI Calculator
Calculate your Body Mass Index (BMI) from height and weight.
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Health & Fitness Calculators
BMR Calculator
Calculate your Basal Metabolic Rate (calories burned at rest).
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Health & Fitness Calculators
Calorie Calculator
Estimate your daily calorie needs to maintain, lose, or gain weight.
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Health & Fitness Calculators
Ideal Weight Calculator
Estimate a healthy ideal body weight range using the Hamwi method.
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Health & Fitness Calculators
Macro Calculator
Calculate your daily calorie needs and macronutrient split (protein, carbs, fat).
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Health & Fitness Calculators
Protein Calculator
Estimate your daily protein needs based on body weight and activity level.
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Health & Fitness Calculators
Steps to Miles Calculator
Convert your step count into miles walked.
Calculate →Frequently Asked Questions
What kinds of calculators are in Health & Fitness Calculators?
This category includes all of Calculate Wiki's health & fitness calculators. Browse the list above to find the one you need.
Are these calculators free?
Yes, every calculator on Calculate Wiki is free to use with no sign-up required.