FCE CHAPTER 1
1.1 WHY DO WE NEED FOOD
THE IMPORTANCE OF FOOD
WE NEED FOOD TO LIVE AND STAY HEALTHY
WE NEED FOOD TO CARRY
OUT OUR DAILY ACTIVITIES
FOOD GIVES US ENERGY
FUNCTIONS OF FOOD
TO PROVIDE US WITH ENERGY
FOR GROWTH AND REPAIR
FOR PROTECTION AND HEALTH
A BALANCED DIET
CONTAINS ALL THE NUTRIENTS THAT WE NEED
TO MEET INDIVIDUAL NUTRITIONAL NEEDS
EATING HEALTHILY
VARIETY
CONTAINS DIFFERENT TYPES OF FOOD
FROM DIFFERENT SOURCES
INCLUDES:
MEAT
SEAFOOD
EGGS
DIARY PRODUCTS
IMPORTANT TOEAT DIFFERENT TYPES OF FOOD
MODERATION
DO NOT EAT TOO MUCH OR LITTLE OF EACH TYPE OF FOOD
EATING TOO MUCH FOOD HIGH IN FATS,SUGAR OR SALT
Subtopic
BALANCE
WE SHOULD EAT ACCORDING TO WHAT OUR BODY EATS
FOOD CHOICES MUST PROVIDE US WITH THE RIGHT AMOUNT OF NUTRIENTS SUITABLE FOR OUR BODY NEEDS
BALANCE OUR FOOD INTAKE WITH OUR DAILY ACTIVITIES
1.3 FINDING THE RIGHT BALLANCE
ENERGY BALANCE
WHEN ENERGY INTAKE IS EQUAL TO ENERGY EXPENDITURE
ENERGY BALANCE=WE USE THE SAME AMOUNT OF ENERGY THAT WE TAKE IN
HENCE WE CAN MAINTAIN BODY WEIGHT
ENERGY =ENERGY =HEALTHY
INTAKE =EXPENDITURE=WEIGHT
ENERGY IMBALANCE
OUR ENERGY INTAKE IS MORE OR LESS THAN ENERGY EXPENDITURE
ENERGY INTAKE>ENERGY EXPENDITURE===WEIGHT GAIN
ENERGY INTAKE<ENERGY EXPENDITURE===WEIGHT LOSS
BODY MASS INDEX (BMI)
GOOD FOR PEOPLE 18 YEARS AND ABOVE
BMI============WEIGHT(KG)
----------------------------------
HEIGHT(M) TIMES HEIGHT(M)
BMI CHART
27.5 AND ABOVE ---HEALTH RISK LEVEL : HIGH
23.0-27.4 ------------HEALTH RISK LEVEL :MODERATE
18.5 -22.9------------HEALTH RISK LEVEL :LOW
BELOW 18.5----------HEALTH RISK LEVEL :NUTRITIONAL DEFICIENCY AND OSTEOPOROSIS
1.2 MEETING OUR ENERGY NEEDS
ENERGY INTAKE
OUR BODY OBTAINS ENERGY FROM THAT WE CONSUME A.K.A:ENERGY INTAKE
DIFFERENT FOODS PROVIDE OUR BODY WITH DIFFERENT AMOUNTS OF ENERGY & NUTRITIONS
WE SHOULD CHOSE FOOD THAT IS HIGH IN NUTRIENTS AND LOW IN FATS
ENERGY INTAKE
WE NEED ENERGY TO CARRY OUT OUR DAILY ACTIVITIES
ENERGY IS ALSO NEEDED FOR BASAL METABOLISM
BASAL METABOLISM=MINIMUM AMT OF ENERGY REQUIRED FOR BODY FUNCTIONS
ENERGY USED FOR DAILY ACTIVITIES =ENERGY EXPENDITURE
FORMULA
1 KILO CALORIE(KCAL) = 4.2 KILO JOULES(KJ)
1 KILO CALORIE(KCAL) = 1000 CALORIES
RESTING
70 KCAL
SEDENTARY ACTIVITY
85 KCAL
LIGHT ACTIVITY
200 KCAL
MODERATE ACTIVITY
350 KCAL
HEAVY ACTIVITY
500 KCAL
FACTORS AFFECTING OUR ENERGY REQUIREMENTS
AGE
ELDERLY AS TEENAGERS ARE MORE PHYSICALLY MORE ACTIVE
GENDER
MALES NEED MORE ENERGY IN ORDER TO BUILD UP MUSCLES
BODY SIZE
TALLER AND LARGER PEOPLE NEED MORE ENERGY TO MAINTAIN THEIR BASIC BODY FUNCTIONS THAN SHORTER AND SMALLER PEOPLE
LEVEL OF ACTIVITY
PEOPLE WHO WORK WITH A HIGHER LEVEL OF ENERGY NEED MORE ENERGY THAN PEOPLE WHO ARE LESS ACTIVE
AM I EATING RIGHT?
RECOMMENDED DIETARY ALLOWANCES(RDA WILL SHOW THE AMOUNT OF ENERGY AND NUTRIENTS TO MEET THE NEEDS OF DIFFERENT AGE GROUPS