Nutrition and Health Unit 1

Good Essays
Unit one: Exploring the principles of healthy eating

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1. Define what is meant by the term ‘healthy diet’.
A healthy diet is likely to include a large number or variety of foods, from each of the food groups, as this allows us to get all the nutrients that we need.

2. Describe why the healthy diets of adults and children may be different. Provide at least three examples of these differences.
Older children often have higher nutrient requirements than adults in order for them to grow properly, 15-to-18 year-old boys need more B vitamins, calcium, phosphorus and iron than adult men

3. Give an outline of at least three lifestyle diseases associated with unhealthy diets.


If you are significantly overweight, you need to avoid further weight gain and you need to lose weight. Excess body fat is a lot to carry and hard on your heart. Your lungs have to work harder, too.

2.heart disease Caused by a build-up of fatty deposits on the walls of the arteries around the heart e.g pizza, sweets, chocolate

c) cancer cancers of the bowel, stomach, mouth, food pipe and breast.

4. Name three sources of energy in food. Then, identify the amount of energy that 1g of each source provides.

Proteins - essential to growth and repair of muscle and other body tissues -1 gram = 4 calories
Fats - one source of energy and important in relation to fat soluble vitamins- 1 gram

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