An introduction to exercise metabolism 1
46 min
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Printable Handouts
Navigable Slide Index
- Introduction
- The evolution of homo-sapiens
- It's calories that counts
- Cheap food abundance everywhere
- Physical inactivity
- Lecture overview
- Prevention of obesity by physical activity (1)
- Energy balance and Secular trends
- Trends in leisure-time physical activity (adults)
- Trends in lowest levels of physical activity
- Trends in highest levels of physical activity
- Changes in fat intake vs. trends in physical activity
- Edible fat production
- The American paradox is unmasked?
- Summary of reported physical activity data
- Physical activity energy expenditure
- Trends in automobile use
- Trends in T.V ownership and remote control use
- Computer and internet access at home
- Trends in transportation to work
- Trends in riding lownmower sales
- The solution...
- Summary of indicators of trends in physical activity
- Physical activity and weight gain
- Prevalence of obesity by physical activity - men
- Prevalence of obesity by physical activity - women
- Physical activity and obesity in Europe
- 24-month increase in energy expenditure
- 24-month change in weight and percent body fat
- Example: charachteristics of 4-examination cohort
- Weight change over time by PAL change groups
- Physical activity recommendations (1)
- Evolutionary prospective
- How much is enough to prevent weight gain? (1)
- Weight regain
- Effect of PAL on maintaining body weight (1)
- Effect of PAL on maintaining body weight (2)
- DLW studies on weight gain and physical activity
- The national registry of weight losers
- Prevention of obesity by physical activity (2)
- How much is enough to prevent weight gain? (2)
- Physical activity recommendations (2)
- Energy costs of activities for 1 hr
- Does exercise intensity make a difference?
- Effect of iso-energetic intensity exercise (1)
- Effect of iso-energetic intensity exercise (2)
- Moderate intensity exercise
- Moderate intensity exercise for obese
- Exercise training and compliance
- Conclusions (1)
- Conclusions (2)
Topics Covered
- Energy balance
- Food intake
- Fat stores
- Trends in physical activity and energy intake
- Components of physical activity
- Physical activity and weight (re-)gain
- Prospective studies
- Evolutionary perspective
- Doubly labelled water studies
- Energy costs of activities
- Role of exercise intensity
- Guidelines for physical activity
Links
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Talk Citation
Saris, W. (2007, October 1). Physical inactivity as a determinant of obesity [Video file]. In The Biomedical & Life Sciences Collection, Henry Stewart Talks. Retrieved November 4, 2025, from https://doi.org/10.69645/UJHH8753.Export Citation (RIS)
Publication History
Financial Disclosures
- Prof. Wim Saris has not informed HSTalks of any commercial/financial relationship that it is appropriate to disclose.
