The document discusses the key components of a balanced diet including carbohydrates, vitamins and minerals, fats, fiber, protein, and water. It explains what each of these components do for the body and why they are important. It also discusses basal metabolic rate (BMR), working energy, and energy balance. The document provides examples of special diets for athletes, such as carbohydrate loading and high protein diets, and the types of foods that would be suitable for each. It assigns homework to find nutritional information for various foods per 100g serving.

1. A Balanced Diet Homework 4 Monday: Find out the amount of: Kcal , carbohydrates , protein , fats and fibre in 5 – 10 different foods per 100g

4. Water The most vital element of a competitor's diet. When you exercise you sweat at a greater rate than usual. This water needs to be replenished (replaced) in order to avoid dehydration. who remembers the advert? 33% longer than water

12. High Protein Diet: As protein is the major building blocks of muscle, those who undertake strength training require sufficient protein intake. What sports require athletes to eat decent amounts of protein (about 70g a day)? Examples: Chicken, red meat, fish, dairy and beans.