10.23 - Why does Gatorade exist? Performance food Sports...

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Why does Gatorade exist? Performance food Sports food and exercise o What are sports foods Beverage or food -> designed to improve performance Fast, convenient, and available Healthy? Tasty? Often costly o Fueling Carbohydrate and fats = energy source Fatigue is linked with glycogen depletion Goal Protect glycogen sores during exercise Maximize glycogen synthesis and storage after exercise o When? When glycogen stores are already low Before exercise that results in carbohydrate depletion o Recommendation 200-300 gm carbs for active peeps o During exercise Replace water loss Loss of 4% of body weight = DANGER Loss of 2% = may decrease performance Replace sodium loss Sodium loss - > hyponatremia Maintain blood glucose Acts like a spare “liver” American college of sports medicine (ACSM): 1996 position stand Beverage recommendations During exercise o 600 – 1050 mL/h o 4-8% Carbohydrate o 0.5 – 0.7 gm sodium
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This note was uploaded on 03/15/2009 for the course HHS 231 taught by Professor Catherineboshuizen during the Spring '08 term at Oregon State.

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10.23 - Why does Gatorade exist? Performance food Sports...

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