1. What is Weight Loss Percentage?

Weight loss percentage is a standardized way to measure weight loss that accounts for differences in starting weight. It provides a more meaningful comparison than absolute weight loss numbers.

2. How Does the Calculator Work?

The calculator uses the weight loss percentage formula:

Where:

• \( initial\_weight \) — Starting weight in kilograms
• \( current\_weight \) — Current weight in kilograms

Explanation: The formula calculates what percentage of your original body weight you have lost.

3. Importance of Tracking Weight Loss

Details: Percentage weight loss is clinically significant as even modest reductions (5-10%) can lead to substantial health benefits for overweight individuals.

4. Using the Calculator

Tips: Enter your starting weight and current weight in kilograms. For accurate tracking, weigh yourself at the same time of day under consistent conditions.

5. Frequently Asked Questions (FAQ)

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

Q2: What is considered significant weight loss?
A: 5% is clinically significant, 10% is substantial, and 15% or more is considered major weight loss.

Q3: When should I weigh myself for accurate tracking?
A: First thing in the morning after using the bathroom, before eating or drinking, wearing similar clothing each time.

Q4: How often should I calculate my weight loss percentage?
A: Weekly measurements are most useful as daily weight fluctuates due to water retention and other factors.

Q5: Can this calculator be used for weight gain percentage?
A: Yes, the same formula works - results will simply be negative numbers indicating percentage gained.