Energy Expenditure
Definition
Energy expenditure is the amount of energy a person uses in a day to maintain basic bodily functions, perform physical activities, and process food.
Scientific / Technical Definition
Energy expenditure refers to the sum of basal metabolic rate (BMR), the thermic effect of food (TEF), and physical activity energy expenditure. It is a crucial component in understanding weight management and body composition as it dictates the number of calories burned by the body to sustain its energy balance.
Benefits
- Helps in maintaining a healthy weight
- Supports active muscle function and growth
- Contributes to cardiovascular health
- Aids in metabolic processes efficiency
Examples
- Resting metabolic rate (calories burned when at rest)
- Calories burned during physical exercise
- Energy utilized during digestion
Additional Information
- Importance: Understanding energy expenditure is important for designing effective weight management and fitness programs, ensuring a balance between calorie intake and output to maintain or alter body composition.
References
Last updated: 10/18/2024