Energy, Tips, In/soluble Fibres And Water Flashcards
8 tips
Base meals on starchy foods
Eat lots of fruit and vegetables
Eat more fish (portion of oily fish each week)
Cut down on saturated fat and sugar
Eat less sugar (6g a day)
Exercise
Don’t get thirsty
Don’t skip breakfast
2 reasons and examples of Fortification
To prevent deficiency disorders-Anaemia and osteoporosis
To replace nutrients lost during processing- B group vitamins are added to brown and white flour
Two types of food additives and there function and where found
Preservatives - extend shelf life - Bread, biscuits
Flavouring and flavouring enhancers. - replaces flavour lost during processing -soup, sauces
How much energy do we need
Depends on the person and Basal Metabolic Rate and Physical Activity Level
Total energy expenditure
BMR x PAL
DRV
Dietary Reference Values
Energy for babies, young children and teens
Needs more energy for there size to grow and be active
Energy for pregnant women
EAR Increased by 2000kcal a day in the last 3 months of trimester
EAR
Estimated Average Requirements
Basal Metabolic Rate
Rate which a person uses energy to maintain body functions when at rest
BMR examples
Breathing
Keeping warm
Keeping the heart beating
Energy for after age 18
Decrease and remain the same till 50
Physical activities
Sport
Activities at work
Walking
Cycling
Young peoples recommended physical activities
At least 60 minutes of intense activity everyday
Adults recommended physical activities
At least 150 minutes of aerobic activity every week or 75 minutes
BMI
Body Mass Index
Body Mass Index
Identify if an adult is a correct weight for height
How to calculate BMI
BMI = weight/height
BMI range for underweight
Less than 18.5
BMI range for healthy range
18.5 to 25
BMI range for overweight
25 to 30
BMI range for obese class 1
30 to 35