Year 11 - Physical education
Components of a balanced diet
Health and well-being: diet and nutrition
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This pupil-friendly study guide includes a unit summary, clear notes, common mistakes, and quick questions with answers.
Unit Summary
This unit will examine how much energy is needed to function and the additional requirements of a balanced diet, good hydration and potential tweaks to food consumption to allow for optimal sporting performance and energy balance.
Lesson Summary
You will learn to explain the importance of a balanced diet and hydration and how they support overall health and performance.
Key Notes
- A balanced diet includes a variety of foods to provide essential nutrients, vitamins and minerals.
- No single food item provides all the necessary nutrients so diversity in food choices is crucial.
- Calorie requirements are dependent on activity levels and the length and intensity of the activity.
- Athletes may need to eat more of a specific nutrient to meet their needs, e.g. weightlifters and protein.
- Hydration is a vital factor in health and performance in sport due to the negative consequences of dehydration.
Vocabulary To Learn
- balanced diet: a diet that contains the correct proportions of carbohydrates, fats, proteins, vitamins, minerals and water necessary to maintain food health
- carbohydrate: the body's preferred energy source
- protein: essential for the growth and repair of muscle tissue
- energy: the ability to perform activities and sustain effort
- hydration: having the appropriate level of water in the body for it to function optimally, when this level of water falls below optimal levels it is referred to as dehydration
Common Mistakes To Avoid
- There are many misconceptions about diet, such as the need to cut out carbohydrates or fat because they are seen as responsible for weight gain.
3 Quick Questions (With Answers)
1. Explain the lesson in two key points.
A balanced diet includes a variety of foods to provide essential nutrients, vitamins and minerals. No single food item provides all the necessary nutrients so diversity in food choices is crucial.
2. What does this key word mean in this lesson? 'balanced diet'
a diet that contains the correct proportions of carbohydrates, fats, proteins, vitamins, minerals and water necessary to maintain food health.
3. Correct this common mistake.
Mistake: There are many misconceptions about diet, such as the need to cut out carbohydrates or fat because they are seen as responsible for weight gain. Correction: A balanced diet requires all nutrients because each has its own benefits to the body and health. Cutting any of them out completely will negatively impact overall health and performance in sport and physical activity.
More Lessons In This Unit
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