News tagged with alertness
Study examines the evolutionary fate of 'useless' traits
Sep 08, 2009 |
4 / 5 (1) |
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What happens when traits no longer give creatures a competitive edge?
Unique nerve-stimulation device proves effective against epilepsy
Medicine & Health / Neuroscience
Mar 18, 2009 |
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Epilepsy is a common medical condition characterized by convulsions and short periods of confusion. It affects more than 50 million people worldwide. But intractable epilepsy, which affects more than 1 million Americans and ...
One-third of Americans lose sleep over economy
Mar 02, 2009 |
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One-third of Americans are losing sleep over the state of the U.S. economy and other personal financial concerns, according to a new poll released today by the National Sleep Foundation (NSF). The poll suggests that inadequate ...
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Study shines light on night-time alertness
Medicine & Health / Neuroscience
Aug 26, 2009 |
4 / 5 (1) |
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The circadian system is not the only pathway involved in determining alertness at night. Research described in the open access journal BMC Neuroscience showed that red light, which does not stimulate the circadian system ...
Java gives caffeine-naive a boost, too
Aug 26, 2008 |
3.3 / 5 (9) |
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New research from the University of Alberta in Edmonton, Canada, shows that—for women—the caffeine advantage is indeed everything it's cracked up to be. Females who don't drink coffee can get just as much of a caffeine boost ...
Study: Meditators 'surprisingly' alert
Jul 06, 2007 |
4.8 / 5 (8) |
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Meditation produces changes in brain waves associated with being increasingly alert, say an Australian researcher.
Cells in eye could help control sleep
Aug 18, 2008 |
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(PhysOrg.com) -- A set of nerve cells in the eye control our levels of sleepiness according to the brightness of our surroundings, Oxford University researchers have discovered. The cells directly regulate ...
Study shows how shift workers can improve job performance and implement a realistic sleep schedule
Dec 01, 2008 |
4.7 / 5 (3) |
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A study in the Dec. 1 issue of the journal Sleep shows that the use of light exposure therapy, dark sunglasses and a strict sleep schedule can help night-shift workers create a "compromise circadian phase position," which ...
Study sheds light on link between sleep disorder, behavior issues in kids
Apr 09, 2008 |
3.5 / 5 (2) |
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A new study by researchers at Hasbro Children’s Hospital offers a closer look at the association between childhood sleep-disordered breathing (SDB), including snoring and sleep apnea, and behavioral problems like hyperactivity ...
Hyperactivity enables children with ADHD to stay alert, study
Medicine & Health / Psychology & Psychiatry
Mar 09, 2009 |
4.7 / 5 (3) |
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A new University of Central Florida study may explain why children with attention deficit hyperactivity disorder move around a lot - it helps them stay alert enough to complete challenging tasks.
Ongoing study continues to show that extra sleep improves athletic performance
Jun 09, 2008 |
3.9 / 5 (9) |
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Getting extra sleep over an extended period of time improves athletic performance, mood and alertness, according to a research abstract that will be presented on Monday at the SLEEP 2008 22nd Annual Meeting of the Associated ...
Television watching before bedtime can lead to sleep debt
Jun 08, 2009 |
5 / 5 (1) |
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Television watching may be an important determinant of bedtime, and may contribute to chronic sleep debt.
Study finds life-saving trend among seagulls
Biology /
Feb 20, 2009 |
4.7 / 5 (3) |
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Following trends is a lifesaving instinct, at least for birds, and provides clues that can be applied across the animal kingdom. New research from Université de Montréal published in Biology Letters, shows ...
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