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Study
keeping fit
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Restart
high intensity exercise
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Okay!
beat an opponent
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Okay!
pedal on an exercise bike
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Okay!
pumping heart
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Okay!
burn
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Okay!
adrenaline hormone
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Okay!
go running
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Okay!
aching muscle
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Okay!
lift weights
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Okay!
mitochondria
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Okay!
keep fit
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Okay!
play a team sport
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Okay!
push myself to the limit
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Okay!
attend a fitness class
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Okay!
do aerobics
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Okay!
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