Muscle Mass

Definition

Muscle mass is the amount of muscle tissue in your body, usually measured by volume or weight.

Scientific / Technical Definition

Muscle mass refers to the total amount of skeletal muscle in the body, which includes different types of muscle fibers and is quantified by evaluating lean mass minus the amount of fat, bones, and other components.

Benefits

• Improves strength and physical performance
• Enhances metabolic rate and aids in weight management
• Supports joint health and reduces injury risk
• Contributes to better stability and posture

Examples

• Engaging in resistance training can help increase and maintain muscle mass.
• Consuming adequate protein can support muscle growth and maintenance.

Additional Information

• Importance: Muscle mass plays a critical role in overall health by maintaining strength, facilitating movement, protecting joints, and regulating metabolism.

Related Terms

• Lean Body Mass
• Body Fat Percentage
• Strength Training

References

• The Role of Muscle Mass in Health and Disease
• Skeletal Muscle: A Brief Review of Structure and Function