Components of Fitness and Fitness Tests
The Ten Components of Fitness
The specification identifies ten components of fitness. No single sport requires all ten in equal measure, so a key skill is identifying which components are most relevant to a given activity and justifying why. In OCR, component definitions and their standard fitness tests are examined together as a single topic — you must know both the definition of each component and the test used to measure it.
Cardiovascular endurance (also called stamina) is the ability of the heart and lungs to supply oxygen to the working muscles during sustained exercise. It is the foundation of performance in long-distance running, cycling, football and rowing. Tests: the Cooper 12-minute run (maximum distance covered in 12 minutes) and the multi-stage fitness test (bleep test — running between two lines 20 m apart in time with a beep that gets progressively faster).
Muscular endurance is the ability of a muscle to undergo repeated contractions over a long period without tiring. Important in rowing, cycling and long-distance swimming. Tests: the press-up test (maximum press-ups in one minute) and the sit-up test (maximum sit-ups in one minute).
Speed is the maximum rate at which an individual is able to perform a movement or cover a distance in a period of time. Relevant in sprinting, a winger accelerating past a defender, or a serve in tennis. Test: the 30 m sprint test (time taken to sprint 30 m from a standing start).
Strength is the maximum force a muscle or muscle group can exert against a resistance. Crucial in scrummaging in rugby, throwing events in athletics and weightlifting. Tests: the grip strength dynamometer test (maximum squeezing force measured in kg) and the 1 Repetition Maximum (1RM) (the heaviest single lift an athlete can perform with correct technique for a given exercise).
Power (also called explosive strength) is the ability to exert maximum force in as short a time as possible — it combines strength and speed. Critical in sprinting, shot-put, plyometric jumps and boxing combinations. Test: the vertical jump test (also called the standing jump test — maximum height of a standing jump, measured in cm).
Flexibility is the range of movement possible at a joint. Crucial in gymnastics, dance, swimming (stroke efficiency) and martial arts. Test: the sit and reach test (reaching forward with straight legs from a seated position, measuring how far beyond the feet the fingers can reach).
Agility is the ability to change body position quickly and accurately while moving. Essential in team sports such as rugby, basketball and hockey where players must dodge opponents and change direction at speed. Test: the Illinois agility test (navigating a timed course with direction changes around cones).
Balance is the ability to retain the body’s centre of mass over its base of support. Can be static (holding a handstand) or dynamic (a gymnast on a balance beam). Important in gymnastics, surfing, skiing and judo. Test: the stork stand test (standing on one leg with the other foot resting against the knee, raising the heel and timing how long balance is held).
Coordination is the ability to use two or more body parts together smoothly and efficiently. Vital in cricket (eye-hand coordination for batting), tennis and swimming (synchronising arms and legs). Test: the wall throw test (throwing and catching a ball against a wall as many times as possible in 30 seconds, measuring the number of catches).
Reaction time is the time taken to initiate a response to a stimulus. A sprinter reacting to the starting gun, a goalkeeper responding to a shot, and a batsman reading a delivery all depend on a fast reaction time. Test: the ruler drop test (a ruler is dropped without warning and the participant catches it as fast as possible; the distance dropped in cm before it is caught indicates reaction time).
The ten components and their OCR-specified tests: cardiovascular endurance (Cooper 12-min run / multi-stage fitness test); muscular endurance (press-up / sit-up test); speed (30 m sprint); strength (grip dynamometer / 1RM); power (vertical jump); flexibility (sit and reach); agility (Illinois agility test); balance (stork stand); coordination (wall throw); reaction time (ruler drop test). Questions often ask you to select a component, define it AND name its test.
A very common exam error is naming a component without justifying why it matters for the specific sport in the question. Simply writing “cardiovascular endurance is important for football” will not earn full marks. The full answer should name the component, define it, and then give a sport-specific reason: “Cardiovascular endurance — the ability of the heart and lungs to supply oxygen to working muscles during sustained exercise — is important for a football midfielder because they must maintain high-intensity running across the full 90 minutes of a match.” Avoid saying “all components are important” — questions are testing your ability to discriminate and prioritise with reasons.
A 100 m sprinter needs: (1) reaction time — to leave the blocks the instant the starter’s pistol fires, reducing the overall race time; (2) power — to accelerate explosively from the blocks during the drive phase; (3) speed — to maintain maximum velocity during the top-speed phase; and (4) muscular endurance — to sustain near-maximal effort for the full 10–12 seconds. Cardiovascular endurance is less important than in a marathon because the race duration is too short for the aerobic system to be the limiting factor. Always justify why the component matters for that specific sport — not just list its name.
OCR includes both the Cooper 12-minute run test and the multi-stage fitness test as valid tests for cardiovascular endurance. The Cooper test uses distance (metres) as the measure; the multi-stage test uses a level and shuttle number. Either is acceptable when asked to name a cardiovascular endurance test.