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Monthly Archives: August 2007
Exercise Intensity, Type, Duration and Training
Exercise Intensity Several early studies indicated that at least with aerobic type exercise, the contribution of amino acids to exercise energy production was linearly related to exercise intensity. The branched-chain amino acids (leucine, isoleucine, and valine) are the major ones … Continue reading
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Primary Function of Carbohydrates
Carbohydrate, which carries kilocalories per gram, is the macronutrient needed in greatest amounts during training and competition. The primary function of carbohydrates is to fuel the body’s energy to power muscular contractions and numerous physiological functions. This is accomplished via … Continue reading
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Needs of Strength and Power Athletes
Compared with prolonged endurance activity, much less has been researched and written regarding the influence of carbohydrate intake on high-intensity sporting events. The authors define high-intensity events, also termed strength/power sports, as exercise requiring high power or force output. This … Continue reading
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Goals of Carbohydrate Intake
Pre-Exercise Carbohydrate Intake Adequate carbohydrate intake is especially important before endurance training or competition. Given that many endurance events last 2 hours or longer, and that glycogen stores are sufficient for approximately 2 hours of intensive exercise, pre-exercise carbohydrate feedings … Continue reading
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Timing of Intake Relative to Training Sessions
It is well understood by the athletic community that increased carbohydrate intake (loading) can significantly enhance exercise performance in situations in which muscle glycogen stores are limiting. Less well known, but of critical importance is that there is a brief … Continue reading
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