Get Started with the Free Online BMR Calculator

Do You Know How Many Calories You Need to Burn Fat or Build Muscle?

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This free online BMR calculator can help you determine how many calories should you eat each day to burn fat or build muscle.



The number of calories you need to eat each day largely depends on your basal metabolic rate, or BMR.

You basal metabolic rate is the number of calories your body burns daily to keep you alive. It is the calories you use to keep your heart beating and your lungs breathing.

Basal Metabolic Rate from Wikipedia

For most people, BMR equals 50 to 80% their total calories burned each day.

As you can see, it is important to understand what your basal metabolic rate is in order to burn fat or build muscle. You can use our free online BMR calculator to quickly determine the first component of how many calories you should eat each day to burn fat or build muscle.



How does the Free Online BMR Calculator Determine my Basal Metabolic Rate?

This version of the free online BMR calculator uses the Harris-Benedict equation to determine how many calories your body uses each day for its life functions.

More Information on the formula used in the free online bmr calculator.

How do I use the Free Online BMR Calculator?

The free online BMR calculator uses your current weight, height gender and age to calculate how many calories your body needs each day for life functions.

To calculate your basal metabolic rate using the free online BMR calculator, enter your information into the yellow cells. Be sure to select the appropriate units of measure from the drop down boxes to ensure that the free online BMR calculator returns accurate results.

      Unit of Measure
 
Body Weight  
     
Height  
   
Gender    
   
Age in Years    
   
Basal Metabolic Rate (BMR)    
     
 

Now that you have calculated your basal metabolic rate using the free online BMR calculator, you need to determine your total daily eneregy expenditure to calculate how many calories you should eat each day to burn fat or build muscle.

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