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One estimate says that 12million+ sleeping pill prescriptions are issued in the UK each year with c15% of the population reporting insomnia (twice as many women as men).
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Another study reported that around 40% of Britons spend nights of sleeplessness worrying about life (stress).
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People in Britain sleep on average for about 7 hours, which is around 2 hours less than in the 1920s.
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The longest that anyone is known to have gone without sleep is 11 days. This unfortunate research volunteer ended up hallucinating and with many other serious problems.
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