Stride
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Stiff, uneven stride
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Increase in legth of stride
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Stride length at maximun, stride speed fast
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Stride is at or near maximum potentual
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Base during running
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Incomplete extension of support leg
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More complete extension of support leg
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Complete extension of support leg
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Base is consistently at optimal level
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Arm movement
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Stiff, short swing with varying degrees of elbow flexion
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increased arm swing and speed
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Arms swing vertically in opposition to legs
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Arms are quickly pumped in opposition to legs
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