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