A good night’s sleep is a serious matter, says Robert Colvile. Not just your mood but your health is at stake
Sleep is surprisingly little understood. Scientists still haven’t agreed on how it evolved, or what its purpose is. What we do know, however, is that it is vital – and that many of us aren’t getting enough.
This is partly a symptom of what I call “the great acceleration” – the speeding up of everyday life, driven largely by technology. As we work and play harder, sleep gets squeezed out. Studies show that we’re getting less and worse sleep: in one survey only 15% of Britons said they felt refreshed by it.
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from Health & wellbeing | The Guardian http://ift.tt/1qj94lu
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