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Body Fat Weight Loss Calculator

Weight Loss Percentage Formula:

\[ \text{Weight Loss %} = \frac{\text{Starting Weight} - \text{Current Weight}}{\text{Starting Weight}} \times 100 \]

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1. What is Weight Loss Percentage?

Weight loss percentage is a standardized way to measure weight loss progress that accounts for individual differences in starting weight. It provides a more meaningful measure of progress than simply tracking pounds or kilograms lost.

2. How Does the Calculator Work?

The calculator uses the weight loss percentage formula:

\[ \text{Weight Loss %} = \frac{\text{Starting Weight} - \text{Current Weight}}{\text{Starting Weight}} \times 100 \]

Where:

Explanation: This formula calculates what percentage of your original body weight you have lost, providing a standardized measure of progress regardless of your starting size.

3. Importance of Tracking Weight Loss

Details: Tracking weight loss percentage is important because it provides a relative measure of progress that accounts for different body sizes. This makes it easier to compare progress between individuals and set realistic goals based on percentage targets rather than absolute weight numbers.

4. Using the Calculator

Tips: Enter your starting weight and current weight in either kilograms or pounds (be consistent with units). Ensure your current weight is equal to or less than your starting weight for accurate calculation.

5. Frequently Asked Questions (FAQ)

Q1: Why use percentage instead of pounds/kilograms?
A: Percentage weight loss accounts for different starting weights, making progress comparable between individuals of different sizes.

Q2: What is a healthy weight loss percentage?
A: A 5-10% weight loss is considered clinically significant and can lead to health improvements. Larger percentages may be appropriate depending on individual circumstances.

Q3: How often should I calculate my weight loss percentage?
A: Weekly measurements are recommended to track trends without becoming overly focused on daily fluctuations.

Q4: Does this work for both kg and lb measurements?
A: Yes, the formula works with any weight unit as long as you're consistent (use the same unit for both measurements).

Q5: What if my current weight is higher than my starting weight?
A: The calculator will show a negative percentage, indicating weight gain rather than loss.

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