1. What is the Weight Loss Timeline Calculator?

The Percentage Body Weight Loss Calculator estimates how long it will take to reach your weight loss goal based on your daily caloric deficit. It also calculates the percentage of body weight you'll lose.

2. How Does the Calculator Work?

The calculator uses the weight loss equation:

Where:

• \( weight\_loss\_kg \) — Desired weight loss in kilograms
• \( 7700 \) — Approximate kcal in 1 kg of body fat
• \( daily\_deficit \) — Daily calorie deficit in kcal/day

Explanation: The equation calculates the time needed to lose weight based on the energy deficit required to burn body fat.

3. Importance of Weight Loss Calculation

Details: Understanding the timeline helps set realistic expectations and maintain motivation during weight loss journeys.

4. Using the Calculator

Tips: Enter your current weight, desired weight loss, and daily calorie deficit. All values must be positive numbers.

5. Frequently Asked Questions (FAQ)

Q1: Why 7700 kcal per kg?
A: This is the approximate energy contained in 1 kg of body fat, though individual variations exist.

Q2: Is the timeline exact?
A: No, it's an estimate. Actual results vary based on metabolism, activity changes, and water weight fluctuations.

Q3: What's a healthy percentage loss?
A: 0.5-1% of body weight per week is generally considered safe and sustainable.

Q4: Should I aim for a larger deficit?
A: Very large deficits can lead to muscle loss and metabolic adaptation. Moderate deficits are more sustainable.

Q5: How accurate is the percentage calculation?
A: It's mathematically precise for the inputs, but doesn't account for body composition changes.