Carbohydrate, Fat, Protein and Vitamins and minerals
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Why do we need carbohydrates?
for an energy source
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why do we need Fat?
Energy, making hormones, insulation
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Why do we need protein?
To build new cells
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Why do we need Vitamins and Minerals?
Growth, to replace damaged tissues and cells
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What does a healthy diet contain?
The right balance of different foods and the right amount of energy.
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What can too much salt in our diet lead to?
Increases blood pressure for about 30% of the population
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Why do we need fibre?
To ensure food moves through our digestive systems efficiently
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Why do we need water?
Essential to all body processes
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What does processed food contain?
high proportion of fat and/or salt
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What two nutrients do we need in small amounts to maintain good health?
vitamins and minerals
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How do you lose weight?
You use more calories than you eat
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How do you gain weight?
You use fewer calories than what you take in (eat)
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Name four effects of exercise on your health:
1) Regular exercise keeps your body healthy, 2) It maintains a good metabolic rate, 3) It requires energy so uses calories, 4) If they are not used they are stored possibly as fat
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