Advanced BMR Calculator
Complete Metabolic Analysis & Optimization Tool
Discover your metabolic potential with scientific precision
BMR & Metabolic Analysis
Enter your information for comprehensive metabolic assessment
For Katch-McArdle formula accuracy
Mifflin-St Jeor BMR
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calories/day
Harris-Benedict BMR
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calories/day
Katch-McArdle BMR
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calories/day
TDEE Analysis
Total Daily Energy Expenditure:
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For Weight Loss (-500 cal):
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For Weight Gain (+500 cal):
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Metabolic Age
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years old metabolically
BMR Formula Comparison
Body Composition Analysis
Body Composition Breakdown
Metabolic Health Assessment
Risk Assessment
Nutrition Recommendations
Exercise Recommendations
Metabolism Optimization Strategies
Understanding Your Metabolism
What is BMR?
Basal Metabolic Rate (BMR) represents the minimum energy your body needs to function at rest. It accounts for 60-75% of your total daily energy expenditure and includes energy for vital functions like breathing, circulation, and cellular repair.
Formula Differences
- Mifflin-St Jeor: Most accurate for general population
- Harris-Benedict: Traditional formula, slightly less accurate
- Katch-McArdle: Most accurate for lean individuals with known body fat
Factors Affecting BMR
- • Age (decreases 1-2% per decade after 20)
- • Gender (men typically have higher BMR)
- • Body composition (muscle burns more than fat)
- • Genetics and hormones
- • Temperature and climate
- • Stress and sleep quality
Boost Your Metabolism
- • Strength training to build muscle
- • High-intensity interval training (HIIT)
- • Adequate protein intake
- • Stay hydrated and get quality sleep
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