BMR CalculatorMath
Calculate your Basal Metabolic Rate (BMR) to understand your body's energy needs at rest.
Resting calories / day
1674 kcal
Mifflin-St Jeor
Capabilities & How-To Guide
Instructions, supported options, and client-side privacy guarantee.
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Capabilities & How-To Guide
Instructions, supported options, and client-side privacy guarantee.
Show GuideHide Guide
Your Basal Metabolic Rate (BMR) is the number of calories your body needs to maintain basic life-sustaining functions, such as breathing and keeping your heart beating, while at rest.
Why Calculate BMR?
- Weight Management: First step in creating a calorie deficit or surplus.
- Nutrition Planning: Fine-tune daily macro intake based on energy needs.
- Fitness Monitoring: Track metabolic changes from body composition shifts.
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