Ideal Weight Calculator
Calculate your ideal body weight based on height and gender using scientifically validated formulas like Devine and Hamwi. Get personalized healthy weight recommendations.
Calculate Your Ideal Weight
Enter your height, gender, and select a calculation formula:
Results are estimates based on scientific formulas
Understanding Ideal Weight
Ideal weight calculations provide estimates based on scientific formulas that consider height, gender, and other factors. These are general guidelines and should not replace professional medical advice.
Available Formulas
🧪 Devine Formula
Men: 50kg + 2.3kg × (height_inches - 60)
Women: 45.5kg + 2.3kg × (height_inches - 60)
⚕️ Hamwi Formula
Men: 48kg + 2.7kg × (height_inches - 60)
Women: 45.5kg + 2.2kg × (height_inches - 60)
📊 Healthy BMI Range
Weight range that maintains BMI between 18.5 and 24.9 (optimal health range)
What is Ideal Weight?
Ideal weight is an estimate of a healthy body weight for a given height. It's calculated using:
- Height: Primary factor affecting ideal weight
- Gender: Men and women have different body compositions
- Body Frame: Small, medium, or large frame size
- Muscle Mass: Athletes may weigh more due to muscle
- Age: Metabolism changes with age
BMI Categories
| BMI Range | Category | Health Implications |
|---|---|---|
| Below 18.5 | Underweight | May indicate nutritional deficiencies or health issues |
| 18.5 - 24.9 | Normal Weight | Generally healthy weight range |
| 25.0 - 29.9 | Overweight | May increase risk of certain health conditions |
| 30.0 - 34.9 | Obese Class I | Moderate risk of weight-related health issues |
| 35.0 - 39.9 | Obese Class II | High risk of weight-related health issues |
| 40.0 and above | Obese Class III | Very high risk of weight-related health issues |
💡 Important Note: These formulas provide general estimates only. Individual factors like muscle mass, body composition, ethnicity, and health conditions should be considered. Consult with a healthcare professional for personalized weight recommendations.
Factors Affecting Ideal Weight
🏋️ Muscle Mass
Athletes and muscular individuals may weigh more than formulas suggest
🦴 Bone Density
Larger bone structure naturally increases ideal weight
📅 Age
Metabolism slows with age, affecting weight recommendations
🏥 Health Conditions
Certain medical conditions may require different weight goals
Body Frame Size Considerations
Body frame size affects ideal weight calculations:
- Small Frame: Subtract 10% from calculated weight
- Medium Frame: Use calculated weight as is
- Large Frame: Add 10% to calculated weight
How to Measure Body Frame Size
| Method | Small Frame | Medium Frame | Large Frame |
|---|---|---|---|
| Wrist Circumference (inches) | < 6.25" | 6.25" - 6.75" | > 6.75" |
| Wrist Circumference (cm) | < 16 cm | 16 - 17 cm | > 17 cm |
When to Seek Professional Advice
Consider consulting a healthcare professional if:
- You have a BMI below 18.5 or above 30
- You have medical conditions that affect weight
- You're planning significant weight changes
- You need personalized nutrition advice
- You have questions about body composition
Weight Management Tips
🍎 Balanced Diet
Eat nutrient-rich foods and maintain portion control
🏃 Regular Exercise
Combine cardio and strength training for optimal health
😴 Adequate Sleep
7-9 hours of quality sleep per night
💧 Hydration
Drink plenty of water throughout the day