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Unit 2 In Pursuit of Fitness
Vocabulary for Unit 2 L.I.F.E. Concepts
16
Fitness
9th Grade
06/06/2011

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Term
Frequency
Definition
The number of exercise sessions per week
Term
Intensity
Definition
The level of effort put into an activity
Term
Duration
Definition
The length of time one needs to exercise at the THR to produce a cardiorespiratory training effect.
Term
Target heart rate (THR)
Definition
A heart rate that is attained during aerobic exercise and represents the minimum level of exertion at which cardiovascular fitness can increase for an individual in a given age group.
Term
Overload principle
Definition
The principle whereby a person exercises at a level above which they are able to perform with only light to moderate effort.
Term
Anabolic steroids
Definition
Drugs that function like testosterone to produce increases in muscle mass, strength, endurance and aggressiveness.
Term
Health-related physical fitness
Definition
The parts of physical fitness that help a person stay healthy; includes cardiovascular fitness, flexibility, muscular endurance, strength, and body fatness.
Term
Physical fitness
Definition
The ability of the body systems to work together efficiently.
Term
Skill-related physical fitness
Definition
The parts of fitness that help a person perform well in sports and activities requiring certain skills; includes agility, balance, coordination, power, reaction time and speed.
Term
F.I.T.T. formula
Definition
A formula in which each letter represents a factor important for determining the correct amount of physical activity: F = frequency; I = intensity; T = time or duration; T = type.
Term
Threshold of training
Definition
The minimum amount of overload one needs to build physical fitness.
Term
Body composition
Definition
What the body is made up of including muscle, bone,fat, water, minerals.
Term
High-density lipoprotein (HDL)
Definition
A substance often referred to as "good cholesterol" because it carries excess cholesterol out of the bloodstream and into the liver for elimination from the body.
Term
lipoproteins
Definition
Substances that carry cholesterol through the bloodstream.
Term
Low-density lipoprotein (LDL)
Definition
A substance often referred to as "bad cholesterol" because it carries cholesterol that is most likely to deposit in the arteries.
Term
Resting heart rate
Definition
A person's heart rate when they are at rest, that is lying down but awake, and not having recently exerted themselves. The typical healthy resting heart rate in adults is 60–80 b.p.m.
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