Target Heart Rate Formula:
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The target heart rate for fat loss refers to the optimal heart rate range (typically 60-70% of your maximum heart rate) where your body burns the highest percentage of calories from fat during exercise. This zone maximizes fat utilization while maintaining sustainable exercise intensity.
The calculator uses the fat loss heart rate formula:
Where:
Explanation: This formula calculates the heart rate range where your body primarily uses fat as fuel. Exercising within this zone maximizes fat burning efficiency.
Details: Training in the fat burning zone is particularly effective for weight loss and improving metabolic health. It allows for longer workout durations while primarily utilizing fat stores for energy.
Tips: Enter your maximum heart rate in beats per minute (bpm). If you don't know your MHR, you can estimate it using the formula: 220 - your age.
Q1: Why is 60-70% of MHR optimal for fat loss?
A: At this intensity, your body can efficiently use oxygen to burn fat as its primary fuel source, maximizing fat utilization.
Q2: How long should I exercise in this zone?
A: For optimal results, aim for 30-60 minutes of continuous exercise in this heart rate zone, 3-5 times per week.
Q3: Can I burn fat at higher intensities?
A: While higher intensities burn more total calories, a lower percentage comes from fat. The fat burning zone optimizes the proportion of fat used for energy.
Q4: How accurate is the 220-age formula for MHR?
A: It's a general estimate. Individual maximum heart rates can vary by ±10-15 bpm. For greater accuracy, consider a graded exercise test.
Q5: Should I only exercise in the fat burning zone?
A: While effective for fat loss, incorporating higher intensity intervals can boost metabolism and provide additional cardiovascular benefits.