Fitness Calculators Fitness Calculator Convert From: Calories Kilojoules Pounds Kilograms Meters Centimeters Inches Feet Minutes Hours BMI Body Fat Percentage Muscle Mass (kg) Lean Body Mass (kg) Steps Distance Walked (meters) Heart Rate (bpm) Resting Heart Rate (bpm) Convert To: Calories Kilojoules Pounds Kilograms Meters Centimeters Inches Feet Minutes Hours BMI Body Fat Percentage Muscle Mass (kg) Lean Body Mass (kg) Steps Distance Walked (meters) Heart Rate (bpm) Resting Heart Rate (bpm) Value: Convert Clear Customary units Steps to miles