Year 11 - Physical education
A balanced diet for health and performance
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 role of various macro- and micronutrients in a balanced diet and their impact on physical performance and health, and optimum weight.
Key Notes
- A balanced diet consists of the right amounts of macronutrients, micronutrients and fibre for their various benefits.
- A person's optimum weight varies for several reasons and according to the sports they perform.
- Diet is specfic to the needs of the activities performed and athletes will time the intake of macronutirents to suit.
- Hydration is a vital factor in health and performance in sport due to the negative consequences of dehydration.
Vocabulary To Learn
- macronutrients: a type of food required in relatively large amounts in the diet, e.g. carbohydrates and fats
- micronutrients: a type of food required in relatively small quantities in the diet, e.g. vitamins and minerals
- optimum weight: refers to the weight someone should be, on average, based on their sex, height, bone structure and muscle girth
- hydration: being hydrated means the body has the correct amount of water in cells, tissues and organs to function correctly
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 consists of the right amounts of macronutrients, micronutrients and fibre for their various benefits. A person's optimum weight varies for several reasons and according to the sports they perform.
2. What does this key word mean in this lesson? 'macronutrients'
a type of food required in relatively large amounts in the diet, e.g. carbohydrates and fats.
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 macronutrients 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 phyiscal activity.
More Lessons In This Unit
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