sleep pressure

American  

[sleep presh-er] / ˈslip ˈprɛʃ ər /

noun

plural

sleep pressures

1. the physiological need to sleep, increasing in intensity the longer someone is awake.

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Example Sentences

Professor Rihel added: "If the patterns we observed hold true in humans, our findings suggest that this remodelling of synapses might be less effective during a mid-day nap, when sleep pressure is still low, rather than at night, when we really need the sleep."

From Science Daily

“Increased homeostatic sleep pressure could combine with dull proceedings and/or a sense of confidence and safe surroundings to reduce vigilance and allow sleepiness to win.”

From Slate

Following sleep deprivation, the reindeer's EEG readings showed increased slow-wave activity, which is indicative of a build-up of "sleep pressure" -- the unconscious biological drive for more and deeper sleep -- suggesting that reindeer experience deeper sleep following sleep deprivation.

From Science Daily

"This suggests that rumination reduces sleep pressure, which could benefit the reindeer because it means they don't have to compromise on sleep recovery when they spend more time ruminating," says Furrer.

From Science Daily

She said the point of wake windows is to manage sleep pressure.

From Salon