Notes Final - Energy Balance, weight control, and physical...

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Energy Balance, weight control, and physical fitness- Guest speaker Dr. Flatt Bio electrical impedance Body fat similar to a hot dog 30% Lost weight by aerobics- Richard simmons Wore a cow tie FDNS Notes for Final Exam Benefits of fitness o Lower risk of type 2 diabetes o Reduced risk of gall bladder disease (women) o Lower incidence and severity of anxiety and depression o Stronger self-image o Longer life and higher quality of life in later years o more restful sleep The Essentials of Fitness To be physically fit, you need: o flexibility o muscle strength o muscle endurance o cardiorespiratory endurance o reasonable body complexion How do my muscles gain strength and size? o Stretching enhances flexibility o Weight training develops muscle strengths and endurance o Aerobic activity improves cardiorespiratory endurance o Muscle cells respond to an overload of physcial activity by gaining strength and size (=hypertrophy) o Muscles adapt to activities they perform repeatedly Swim to be a better swimmer Bike to be a better biker How does weight training benefit health and fitness? o Weight training can emphasize either muscle strength or endurance Muscle strength - combine high resistance (heavy weight) with a low number of repetitions Muscle endurance - combine less resistance (lighter weight) with more repetitions How does weight training benefit health and fitness? o Weight training
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reduces the risk of cardiovascular disease improves mobility maximizes and maintains bone mass How does cardorespiratory training benefit the heart? o Cardorespiratory endurance training enhances the ability to deliver oxygen The heart becomes stronger breathing becomes more efficient o measure cardiorepiratory fitness by maximal oxygen uptake Heart’’s stroke volume increases heart pumps more blood per beat The Active body’s use of fuels Physical activity is supported by different mixtures of
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This note was uploaded on 04/18/2011 for the course FDNS 2100 taught by Professor Grossmad during the Spring '09 term at University of Georgia Athens.

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Notes Final - Energy Balance, weight control, and physical...

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