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Here’s what the science shows, plus five ways to get the most out of an afternoon siesta. ... Study on daytime napping in older adults: BMC Geriatrics Study on naps and alertness: ...
A common form of biphasic or polyphasic sleep includes a nap, which is a short period of sleep, typically taken between the hours of 9 am and 9 pm as an adjunct to the usual nocturnal sleep period. Napping behavior during daytime hours is the simplest form of polyphasic sleep, especially when the naps are taken on a daily basis.
The Spanish "siesta" is probably the best-known term associated with the afternoon nap, but ancient Romans in Italy practiced afternoon naps, known as "riposo," many centuries earlier.
Napping is often associated with childhood, but around one-third of American adults partake in it daily. The optimal nap duration is around 10–20 minutes, as researchers have proven that it takes at least 30 minutes to enter slow-wave sleep, the deepest period of sleep. [ 46 ]
REM sleep typically occupies 20–25% of total sleep in adult humans: about 90–120 minutes of a night's sleep. The first REM episode occurs about 70 minutes after falling asleep. Cycles of about 90 minutes each follow, with each cycle including a larger proportion of REM sleep. [ 27 ] (
For kids, naps are usually seen as something to be avoided at all costs. In adults, it can feel like a dream to have time for a nap. Still, plenty of adults manage to squeeze in a midday snooze ...
Naps are most often taken as a response to drowsiness during waking hours. A nap is a form of biphasic or polyphasic sleep, where the latter terms also include longer periods of sleep in addition to one period. For years, scientists have been investigating the benefits of napping, including the 30-minute nap as well as sleep durations of 1–2 ...
The best ways to nap so you wake up refreshed, not groggy — or unable to sleep later on. ... Science & Tech. Sports. Weather. 24/7 Help. For premium support please call: 800-290-4726 more ways ...