Lean Body Mass (LBM)

Definition

Lean Body Mass (LBM) refers to the weight of everything in your body except for fat. This includes muscles, bones, organs, skin, and even water.

Scientific / Technical Definition

Lean Body Mass (LBM) is calculated by subtracting the total weight of body fat from the total body weight. It encompasses all the non-fat components in the body such as skeletal muscle mass, bone density, organ weight, and body water content. LBM is an important indicator of metabolic health and physical fitness.

Benefits

• Helps in evaluating metabolic health.
• Essential for maintaining physical strength.
• Contributes to a higher basal metabolic rate (BMR).

Examples

• Maintaining muscle mass through resistance training.
• Hydration contributing to body water content.

Additional Information

• Importance: Lean Body Mass is crucial for overall health as it affects metabolic rate, protects against obesity, and supports physical activity. It is particularly important for athletes and individuals looking to improve their fitness.

Related Terms

• Body Fat Percentage
• Basal Metabolic Rate (BMR)
• Skeletal Muscle Mass
• Fat-Free Mass

References

• Understanding Lean Body Mass and Its Importance
• Lean Body Mass Explained: Uses, Benefits and How to Calculate