News tagged with waking
Brain's energy restored during sleep, suggests animal study
In the initial stages of sleep, energy levels increase dramatically in brain regions found to be active during waking hours, according to new research in the June 30 issue of the Journal of Neuroscience. These ...
Medicine & Health / Neuroscience
Jun 29, 2010 |
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Physicists seek to keep next-gen colliders in one piece
(PhysOrg.com) -- Controlling huge electromagnetic forces that have the potential to destroy the next generation of particle accelerators is the subject of a new paper by a University of Manchester physicist.
Oct 05, 2009 |
4.7 / 5 (7) |
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Memories take hold better during sleep: study
The best way to not forget a newly learned poem, card trick or algebra equation may be to take a quick nap, scientists surprised by their own findings reported Sunday.
Medicine & Health / Neuroscience
Jan 24, 2011 |
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Brain regions sleep more deeply when used more -- also in birds
(PhysOrg.com) -- When we are asleep, those regions of our brain that were particularly active during wakefulness sleep more deeply. Researchers at the Max Planck Institute for Ornithology in Seewiesen, Germany ...
Jan 12, 2011 |
4.6 / 5 (5) |
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Metabolic cost of human sleep deprivation quantified
(PhysOrg.com) -- In the first-ever quantification of energy expended by humans during sleep, a University of Colorado team has found that the metabolic cost of an adult missing one night of sleep is the equivalent of walking ...
Medicine & Health / Medical research
Jan 04, 2011 |
3.8 / 5 (5) |
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Measuring fatigue through the voice
What can scientists learn from watching a group of people sitting around, chatting, playing movies, reading, and happily making new friends? Quite a lot, says University of Melbourne, Australia acoustician Adam Vogel, who ...
Medicine & Health / Psychology & Psychiatry
Dec 22, 2010 |
4.5 / 5 (4) |
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Teacher talk strains voices, especially for women
Teachers tend to spend more time speaking than most professionals, putting them at a greater risk for hurting their voices -- they're 32 times more likely to experience voice problems, according to one study. And unlike singers ...
Oct 26, 2009 |
5 / 5 (3) |
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Improving slumber on the space station with sleep-long
(PhysOrg.com) -- It is difficult to sleep in a strange place, especially when you are far from home. Just imagine if you were approximately 210 miles from home and free floating in a spacecraft orbiting the ...
Space & Earth / Space Exploration
Jun 28, 2011 |
4.3 / 5 (3) |
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Sleep mode: The energy cost of sleep deprivation
The findings show that missing a night of sleep burns roughly 135 calories, the equivalent of two slices of bread or a 225 ml glass of semi-skimmed milk. In terms of physical exertion, this amounts to walking just under two ...
Jan 12, 2011 |
5 / 5 (2) |
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Newly discovered molecule essential to resetting 'body clocks'
(PhysOrg.com) -- Research has shown that light is the key to getting our 'body clocks' back in sync and now a new study exploring the resynchronisation mechanism in insects has discovered a molecule essential ...
Jul 13, 2011 |
5 / 5 (2) |
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Chronic sleep loss degrades nighttime performance
(PhysOrg.com) -- Although the exact function of sleep remains unknown, sleep is clearly necessary for optimal cognitive performance, learning, and memory. Sufficient sleep is also important for cardiovascular, ...
Jan 13, 2010 |
4.5 / 5 (2) |
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Hormone therapy linked to brain shrinkage, but not lesions
Two new studies show that commonly prescribed forms of postmenopausal hormone therapy may slightly accelerate the loss of brain tissue in women 65 and older beyond what normally occurs with aging.
Medicine & Health / Medical research
Jan 12, 2009 |
5 / 5 (1) |
1
Study shows sleep extension improves athletic performance and mood
Athletes who extended their nightly sleep and reduced accumulated sleep debt reported improvements in various drills conducted after every regular practice.
Jun 08, 2009 |
5 / 5 (1) |
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Just expecting a tasty food activates brain reward systems
Research to be presented at the Annual Meeting of the Society for the Study of Ingestive Behavior (SSIB), the foremost society for research into all aspects of eating and drinking behavior, shows that exposing rats to a context ...
Jul 27, 2009 |
5 / 5 (1) |
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Potent screening tool finds new roles for some drugs in rest, waking
(PhysOrg.com) -- A robust new technique for screening drugs' effects on zebrafish behavior is pointing Harvard University scientists toward unexpected compounds and pathways that may govern sleep and wakefulness ...
Jan 14, 2010 |
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