Sports Nutrition: Energy expenditure and energy balance — Components of Energy Expenditure
Where the body's daily energy goes, how scientists measure it, and what makes it rise or fall.
Sports Nutrition · 24 questions
Try 3 questions
1. For most adults, which component makes up the largest share of daily energy expenditure?
- Planned exercise
- Resting metabolic rate
- Digesting food
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Answer: Resting metabolic rate
Keeping organs working at rest typically accounts for about 60-70% of daily expenditure, even in many people who train regularly.
2. Roughly what share of daily energy expenditure goes to digesting and processing food?
- About 1%
- About 10%
- About 30%
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Answer: About 10%
The thermic effect of food averages about 10% of energy intake on a mixed diet, a little higher when meals are rich in protein.
3. Which of these counts as non-exercise activity thermogenesis (NEAT)?
- Fidgeting, standing and walking around
- A planned gym workout
- Digesting a large meal
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Answer: Fidgeting, standing and walking around
NEAT is the energy of everyday movement that isn't deliberate exercise, from pacing on the phone to housework and standing at work.
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