Tuesday, September 30, 2008

Fitness of a Triathlete

Health is a state of complete mental, physical and social well being where as fitness is the ability to meet the demands of a physical task. Exercise scientists have identified nine components that comprise the definition of fitness.
The following lists each of the nine components and an example of how they are used:-
Strength - the extent to which muscles can exert force by contracting against resistance (e.g. holding or restraining an object or person)
Power - the ability to exert maximum muscular contraction instantly in an explosive burst of movements. The two components of power are strength and speed. (e.g. jumping or a sprint start)
Agility - the ability to perform a series of explosive power movements in rapid succession in opposing directions (e.g. ZigZag running or cutting movements)
Balance - the ability to control the body's position, either stationary (e.g. a handstand) or while moving (e.g. a gymnastics stunt)
Flexibility - the ability to achieve an extended range of motion without being impeded by excess tissue, i.e. fat or muscle (e.g. executing a leg split)
Local Muscle Endurance - a single muscle's ability to perform sustained work (e.g. rowing or cycling)
Cardiovascular Endurance - the heart's ability to deliver blood to working muscles and their ability to use it (e.g. running long distances)
Strength Endurance - a muscle's ability to perform a maximum contraction time after time (e.g. continuous explosive rebounding through an entire basketball game)
Co-ordination- the ability to integrate the above listed components so that effective movements are achieved.

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