Balanced Diet

1
Balanced Diet
2
Objectives

• To be able to explain why we need a balanced diet.

3
Starter
Which of the above would give the most energy and
why?
4
What types of things are in a balanced diet?

• Fats and Oils
• Proteins
• Carbohydrates
• Vitamins and minerals
• Water
• Fibre

5
Which of these components give us energy?

• Fats and Oils
• Proteins
• Carbohydrates
• Vitamins and minerals
• Water
• Fibre

6
What happens if..

• You eat more energy than you use?
• You eat less energy than you use?

7
What is metabolic rate?

• The basic metabolic rate (BMR) is the ticking
  over speed at which our bodies work.
• Roughly 7000kJ per day.
• What do you think might affect the BMR?

8
Calculating your BMR

• The easiest approach to calculate your
  approximate BMR is to divide your weight (in
  pounds) by 2 and multiply that by 100 to
  calculate your minimum Kilojoule requirements for
  a day of doing nothing.
• 1 stone 14 pounds

9
Starter
Why wouldnt an athlete who needs lots of energy
eat the food on the right?