Lean Body Mass

Lean body mass refers to the amount of weight on your body that doesn't include fat. It includes bones, muscles, organs and fluids. In other words, lean body mass is everything in your body except for fat.

Examples

Examples of lean body mass include skeletal muscle, organs like your heart and liver, and bone mass. Lean body mass can be measured through different methods, such as bioelectrical impedance analysis (BIA), skinfold thickness measurements or underwater weighing.

Synonyms and Antonyms

• Synonyms: Fat-free mass, muscle mass, lean mass
• Antonyms: Body fat, adipose tissue, weight

Related terms

Lean body mass is commonly used in conjunction with body fat percentage to calculate total body weight. Body mass index (BMI) is another measurement that takes into consideration both lean body mass and body fat. Additionally, building lean body mass through strength training is a popular goal for athletes and individuals looking to improve their physical performance and appearance.

Commonly confused terms

Lean body mass is often confused with muscle mass, but muscle mass is only a part of the overall lean body mass. Conversely, body weight often includes both lean body mass and body fat, which can be confusing for individuals trying to track their progress towards fitness goals.