Recently implemented "shift-work equations" based on studies of the human sleep cycle have reduced sickness, sleeping on the job, fatigue among shift workers, and have raised production efficiency in various industries.
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Afatigue among shift workers, and have raised
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Bfatigue among shift workers, and raised
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Cand fatigue among shift workers while raising
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Dlowered fatigue among shift workers, and raised
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Eand fatigue among shift workers was lowered while raising
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