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Lean Body Mass Calculator

The Lean Body Mass Calculator can measure the total body weight. Know more!

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Home / Health Insurance / Calculators / Articles / Lean Body Mass Calculator

When you start your fitness journey, the most common parameters measured include body weight followed by body fat percentage. Most people trying to lose weight mainly aim to lose fat, not just weight. Many muscular and fit people weigh more than those with more body fat. Lean body mass refers to the entire body composition except for body fat. This includes the skin, bones, blood, and other organs. Therefore, measuring the total body weight and deducting the body fat from it can measure lean body mass. A Lean Body Mass Calculator can help in this regard. 

Understanding lean body mass is important for most people focused on health and fitness because it provides insight into body composition beyond just body weight. People often use a Lean Body Mass Calculator to measure their fitness progress, aiming to reduce fat while maintaining or increasing muscle mass.

Using a Lean Body Mass Calculator
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Using the calculator is a simple process. You are required to enter the following parameters in the calculator featured on a credible website/app.

The Lean Body Mass Calculator gives an approximate percentage using one of the following formulae:

A lean body mass of about 60-90% is considered healthy. People trying to lose weight should aim for a higher lean body mass as it means that excess fat is lost and muscle deposition is increasing.

How To Calculate Lean Body Mass?
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Calculating lean body mass (LBM) helps determine the weight of your body that isn’t fat, including muscles, bones, water, and organs. You can use a Lean Body Mass Calculator to calculate LBM, which applies established formulas considering height, weight, and gender. Each formula has a unique approach to estimating LBM, which may produce slightly different results.

1. Boer Formula
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2. James Formula
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3. Hume Formula
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4. Peters Formula (for children 13 years or younger)
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Lean Body Mass vs Fat-Free Mass
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Knowing how fat is stored in the body is necessary to understand the difference between these terms.

The three primary forms of stored fat are as follows:

Fat-free mass is the body weight minus the total of all types of fat. Lean body mass includes the essential fat that is vital for life. This critical fat amounts to 10-13% for women and 2-5% for men. This difference is genetic, as females are more prone to fat deposition than males.

Importance of Lean Body Mass
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Here are some points to note regarding the importance of lean body mass: 

How can Lean Body Mass be Increased?
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People with a lean body mass index below 60% must decrease body fat to maintain good health. Here are a few simple tips:

Caution: It is only advisable to start using heavy weights or gym equipment with the supervision and guidance of a trainer, especially if you are unfamiliar with strength training. Always consult your doctor for clearance, especially if you are prone to joint problems.

Conclusion
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Monitoring lean body mass is a powerful way to assess your fitness progress and overall health. By understanding your LBM, you gain valuable insight into your body composition, enabling you to make informed decisions about your diet and exercise routines. Whether you aim to lose fat, increase muscle mass, or simply improve your health, the Lean Body Mass Calculator is an invaluable tool to track your journey. Focus on building lean muscle through strength training and a balanced diet, and use the LBM calculation to ensure you’re progressing toward your health and fitness goals.

Frequently Asked Questions
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Here’s a list of common questions and answers related to the Lean Body Mass Calculator.

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I am an 18-year-old male. I weigh 85 kg and my height is 175 cm. What is my lean body mass?

Using the Lean Body Mass Calculator, your lean body mass is 62.12 kg (73%). 

I have been going to the gym for the last 3 months but my weight is not reducing. What could be the reason?

Going to the gym may be better to lose weight. You also need to focus on improving your diet. Additionally, the quality of sleep matters. The workout, diet, and rest help burn fat and increase lean body mass. Speak to a certified fitness trainer about your goals and work continuously towards them. 

Body weight alone is not an appropriate indicator of health. When going to the gym, it is important to maintain a good balance of cardio and strength training and monitor your measurements and lean body mass or body fat percentage regularly for best results.

Which exercises should I do to improve lean body mass?

The kind of exercises you can do will depend upon the equipment available to you. You can start with push-ups and squats using body weight and then gradually move on to weight training in a gym. Please consult a certified fitness trainer for precise exercises to improve lean body mass as per your body composition. 

Disclaimer: The content on this page is generic and shared only for informational and explanatory purposes. Please consult a doctor before making any health-related decisions.