Kinesiology 3339A/B Lecture 10: Exercise Nutrition - Lecture 10
9 Jan 2012
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when sprinting, cho = primary source of energy y ex. Burn 500 kcals to sprinting, the vast majority of that will come from. when walking, can provide oxygen to get your energy from fat y ex: percent of fuel use depends on intensity. It s not the percent of fat/cho that s important, it s how many calories are coming from cho/fat if you re talking about fat loss y ex. Exercise at a high intensity for hour: burn 500 kcals. comes from fat (250 kcals) y ex. Exercise at a low intensity for hour: burn 200 kcals. If you exercise hard, you burn a lot more calories per minute. walking for 1 hr y burn more total energy running than walking y. In terms of body fat loss, the most important thing, is how many total calories you burn of fat: each gram of fat that you burn = 9 kcals.
