Transcript PERSONAL FITNESS UNIT 4

BODY COMPOSITION
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The relative comparison of body fat to lean
body mass (muscles, bones, organs, etc.)
Example:
 Body Weight = 200 pounds
 % Body Fat = 15%
 30 pounds of body fat and 170 pounds of lean
body mass.
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Normal physiological functioning.
Protects organs from bodily harm.
Insulates and regulates body temperature.
Stores energy!
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Essential Fat - Fat that is stored in the
organs and tissues of the body.
 Bare minimum that is required for normal
body functioning.
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Storage Fat – Adipose tissue for
protection and temperature regulation.
 Excess contributes to a higher risk for heart
disease and other health related problems.
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4%-6% for MEN
10%-12% for WOMEN
(Child Bearing)
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8%-12% for both MEN
AND WOMEN
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Evaluate your health.
You’ll be able to plan a workout program that
fits your needs.
You can evaluate the progress you are
making on your current plan/program.
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Skin Fold
Underwater Weighing
Bioelectrical Impedance
Height/Weight Chart
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Fat cells are formed during the last month of
fetal development and continue to form into
your early 20’s.
Formation is especially rapid during the first
few years of life.
After your 20’s, the number of fat cells is set
but their size can still increase.
Overfeeding children can lead to a lifetime
of obesity.
MUSCLE
FAT
Properties Fibrous, contractible and Lipids and Adipose
connective tissue.
tissue
Weight/
Density
Function
Heavier and more dense. Lighter and less dense.
Moves skeleton (Your
Body)
Protection and
insulation.
Result of
Exercise
INCREASES
DECREASES
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Unit of energy derived from food.
Supplies fuel for physical activity.
Satisfies the metabolic needs of your body.
NUTRIENT FOOD SOURCE
FUNCTION
Carbohydrates
Grains, breads,
vegetables, fruits and
pastas.
Primary source of
fuel.
Fats
Meats, poultry, milk,
dairy products and
vegetable oils.
Essential for proper
functioning of the
body.
Proteins
Meat, poultry, fish,
dairy products and
eggs.
Amino acids to
build muscle,
organs, hormones
and enzymes.
TRAPEZIUS
DELTOID
PECTORAL
LATISIMUS
DORSI
TRICEPS
BICEPS
ABDOMINALS
GLUTEUS
MAXIMUS
HAMSTRINGS
QUADRICEPS
CALF