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Related to sleeping: sleeping beauty, Sleeping Bear Dunes
See: dormant
References in classic literature ?
"Fear not," replied Ulysses, "let no thought of death be in your mind; but tell me, and tell me true, why are you thus going about alone in the dead of night away from your camp and towards the ships, while other men are sleeping? Is it to plunder the bodies of the slain, or did Hector send you to spy out what was going on at the ships?
Ulysses then said, "Now tell me; are they sleeping among the Trojan troops, or do they lie apart?
The two then went onwards amid the fallen armour and the blood, and came presently to the company of Thracian soldiers, who were sleeping, tired out with their day's toil; their goodly armour was lying on the ground beside them all orderly in three rows, and each man had his yoke of horses beside him.
Students with known history of sleep disorders (insomnia, parasomnia and obstructive sleep apnoea), pregnant or lactating female students or those on part-time employment, sleeping pills, anxiolytics and/or antidepressants were excluded.
'Obsessing' about sleep, through monitoring sleeping patterns on an app, can make it harder to get the right amount, according to experts.
A 2015 report from the app Sleep Cycle placed Saudi Arabia second - after Japan - in the list of the world's five worst countries for average sleeping hours.
So, why not see how well you're really sleeping. Fitbit has a built-in native sleep tracking in every one of its devices that works as seamlessly and automatically as its step tracking - helping us to understand our sleep patterns better and see if you're clocking up enough hours of shut eye to really perform at your best.
Sleeping less than six hours a night may increase your risk of heart attack or stroke, a new study warns.
Looking at data from 21 countries, across seven regions, the research team found that people sleeping more than the recommended upper limit of eight hours increased their risk of major cardiovascular events, like stroke or heart failure, as well as death by up to 41%.
In addition, people sleeping between nine and ten hours a day had an increased risk of 17 per cent and those sleeping more than 10 hours a day had a 41 per cent increased risk.
Most studies show that sleeping less than 6 hours constitutes sleep deprivation whereas sleeping more than 9 hours is excessive.