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WS MoreOrLess: Sleeping: the 8-hour myth
It’s often said that we should all be aiming to get eight hours of sleep a night but could it actually lead you to an early grave? Ruth Alexander reports.
This programme was first broadcast on the Ä¢¹½¶ÌÊÓÆµ World Service.
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More or Less
Tim Harford explains the numbers and statistics used in everyday life.
