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Examples of foods:

  • bread, pasta, potatoes, ricefruit, root vegatables, biscuits, breakfast cereals

What quantity should it be eaten in?

  • greatest quantity of macronutrients

What do they do?

  • provide us with energy - for aerobic and anaerobic activity

How is energy provided?

  • glucose is broken down from carbs to provide energy - is stored in the body as glycogen

For athletes?

  • most important food type as primary source of energy
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Examples of foods:

  • butter, oil, fatty meats, fried food, cream, cakes, cheese

What quantity should they be eaten in?

  • smallest percentage of macronutrients in the diet

What do they do?

  • provie us with energy (secondary) - should be eaten in moderation as easily stored in the body and can lead to weight gain

For athletes?

  • slow release of energy so for endurance events
  • the longer you work the more fat is used and the fitter you are the faster you use fat stores
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Example of foods:

  • eggs, cheese, fish, lean meat, milk, beans, nuts, soya

What are they used for?

  • growth and repair of the muscles - can produce enrgy but not main function (third source)

For athletes?

  • for people who need to builkd up strong powerful muscles, and those who damage muscles through competition and training
  • sprinter - aid muscle growth (hypertrophy)
  • weight lifting, rugby
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Examples of foods:

  • leaves, stems, roots, seeds and fruits of plants, cereals, vegetables, nuts

What are they for?

  • aiding the digestive system and adding bulk to food
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Examples of foods:

  • fresh fruit and veg

What are they for?

  • maintaining good health - healthy vision, skin and bones, resisting infection, blood clotting and wound healing, resisting infection and disease

Specific examples:

  • Vitamin A - good vision - milk, cheese, liver, eggs and carrots
  • Vitamin B1 - to release carbohydrates - grains, nuts and meat
  • Vitamin C - help healing, fighting infection, maintains healthy teeth, bones and gums - friut and veg
  • Vitamin D - absorb calcium - milk, fish, liver and eggs
  • Vitamin E - growth of cells - veg oil, wholemeal, cereals
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What are they for?

  • vital for a hea;thy body but only needed in small quantities

Specific examples:

  • soduim in salt - for regulating body water, nerve functioning
  • potasium in bananas - for cell functioning
  • calcium in milk - for growth of bones and teeth and keeping them strong
  • iron in meat - for production of red blood cells and aids oxygen to be carried to the muscles

What is anemia and how is it caused?

  • lack of iron causing shortness of breath, irregualr heart beat
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What does it do?

  • prevents dehydration - the body is over 50% water, therefore is essential to our functioning

When and why do we need it?

  • because it lost throught sweating, urine and breathing - during exercise we need more water as the body loses even more water - risking dehydration

What are the symptoms of dehydration?

  • tiredness, lack of concentration and headaches
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