1. What is BMI?

BMI (Body Mass Index) is a simple index of weight-for-height that is commonly used to classify underweight, normal weight, overweight and obesity in adults. It provides a useful population-level measure of overweight and obesity.

2. How Does the Calculator Work?

The calculator uses the BMI formula:

Where:

• \( Weight \) — Body weight in kilograms
• \( Height \) — Height in meters

Calorie Estimation: Based on your BMI category, the calculator estimates your daily calorie needs for weight maintenance.

3. Importance of BMI Calculation

Details: BMI is a simple screening tool that can indicate whether someone is at a healthy weight. It helps assess risk for weight-related health problems.

4. Using the Calculator

Tips: Enter weight in kilograms and height in meters. For accurate results, measure height without shoes and weight with minimal clothing.

5. Frequently Asked Questions (FAQ)

Q1: What are the BMI categories?
A: Underweight (<18.5), Normal weight (18.5-24.9), Overweight (25-29.9), Obesity (≥30).

Q2: Is BMI accurate for everyone?
A: BMI may overestimate body fat in muscular individuals and underestimate it in older people with less muscle mass.

Q3: How accurate is the calorie estimate?
A: This is a rough estimate. Actual calorie needs vary based on activity level, muscle mass, and metabolism.

Q4: Should I use this for weight loss planning?
A: For personalized weight loss plans, consult a dietitian or nutritionist who can consider all factors.

Q5: What's a healthy calorie deficit for weight loss?
A: Generally 500-1000 kcal/day deficit for 0.5-1 kg/week weight loss is recommended.