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Why does night shift increase the risk of cancer, diabetes and heart disease? Here's what we know so far

By Frederic Gachon, Associate Professor, Physiology of Circadian Rhythms, Institute for Molecular Bioscience, The University of Queensland
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Shift work means businesses and organisations can be productive for 24-hours a day. It was initially adopted to protect camps or cities against predators, enemies or disasters.

Since the industrial revolution and the development of artificial lighting, manufacturing, service and retail sectors have used shift work to increase productivity and profitability, and provide continuous health care and emergency services.



Around 20% of the workforceThe Conversation


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