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    Component 1: 3.3 The principles of training — Edexcel GCSE Physical Education

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    Component 1: 3.3 The principles of training explained

    Planning training means applying principles so that a programme suits the performer and the sport.

    Read the full explanation

    Individual needs means tailoring to age, fitness level, injury status and goals. Specificity means training the exact component, muscles and energy system used in the activity. Progressive overload means gradually increasing demand so the body adapts without injury. FITT stands for frequency, intensity, time and type; these variables are adjusted to control overload. Overtraining is excessive training without adequate recovery, causing fatigue and performance decline. Reversibility means fitness is lost if training stops. Thresholds of training use heart-rate zones: calculate maximum heart rate as 220 minus age, then the aerobic target zone is 60–80% of that maximum and the anaerobic target zone is 80–90%.

    Your focus

    1. Define and apply the principles of training to a performer and activity.
    2. Calculate aerobic and anaerobic target zones using the simplified Karvonen formula.
    3. Explain how FITT variables are manipulated to apply progressive overload.

    Component 1: 3.3 The principles of training exam tips

    Marking Points
    • Individual needs: training is matched to the performer's age, current fitness, health, injury status and goals.
    • Specificity: training must target the component of fitness, muscle groups and energy systems used in the chosen activity.
    • Progressive overload: the training demand is increased gradually over time so the body adapts and injury risk is reduced.
    • FITT: frequency (how often), intensity (how hard), time (how long) and type (the method) are the variables used to apply overload.
    • Overtraining: too much training with insufficient recovery leads to fatigue, injury and a drop in performance.
    • Reversibility: if training stops or reduces, fitness gains are lost and performance declines.
    • Thresholds of training: the aerobic target zone is 60–80% of maximum heart rate and the anaerobic target zone is 80–90% of maximum heart rate.
    • Simplified Karvonen formula: maximum heart rate = 220 − age; aerobic training zone = maximum heart rate × 60% to 80%; anaerobic training zone = maximum heart rate × 80% to 90%.
    Examiner Tips
    • 💡Show your working when calculating heart-rate zones: write the maximum heart rate first, then multiply by the percentage range.
    • 💡When asked about FITT, name each letter and give a specific example for the performer in the question.
    • 💡Use the exact terms individual needs, specificity, progressive overload, overtraining and reversibility in your answers to secure terminology marks.
    Common Mistakes
    • Confusing progressive overload with overtraining. Correction: progressive overload is a planned, gradual increase in demand; overtraining is excessive demand without enough recovery.
    • Thinking reversibility means you can train once and stay fit. Correction: reversibility means fitness is lost when training stops, so consistency is needed.
    • Using the wrong percentage ranges for the target zones. Correction: aerobic is 60–80% of maximum heart rate and anaerobic is 80–90% of maximum heart rate.
    • Calculating maximum heart rate incorrectly, for example by adding age to 220. Correction: maximum heart rate = 220 − age.