Dehydration alters human brain shape and activity, slackens task performance
When dehydration strikes, part of the brain can swell, neural signaling can intensify, and doing monotonous tasks can get harder.
Aug 21, 2018
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When dehydration strikes, part of the brain can swell, neural signaling can intensify, and doing monotonous tasks can get harder.
Aug 21, 2018
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2323
New research from the University of Cambridge and the University of Melbourne, published in Science Advances, shows neurotypical workers and students taking cognitive enhancers, or "smart" drugs, may actually be inhibiting ...
Jun 14, 2023
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A new brain imaging study may help explain why people with insomnia often complain that they struggle to concentrate during the day even when objective evidence of a cognitive problem is lacking.
Aug 30, 2013
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If you're over 45, chances are your doctor has told you to get screened for colorectal cancer. While it's a seemingly routine recommendation these days, a great deal of scientific analysis goes into the details. Regularly ...
Apr 5, 2022
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A study by researchers at King's College London highlights a link between lifelong exercise and improved brain function in later life.
Mar 13, 2013
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The chances of a commercial airliner crashing are vanishingly small—and yet many people are uncomfortable flying. Vaccination for many common childhood diseases entail almost no risk—but parents still worry. Human perception ...
Aug 25, 2020
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A tiny difference in the coding pattern of a single gene significantly affects the rate at which men's intellectual function drops with advancing age, investigators at the Stanford University School of Medicine and the Veterans ...
Oct 25, 2011
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During the pandemic, the amount of screen time for many people working and learning from home as well as binge-watching TV has sharply increased. New research finds that wearing blue-light glasses just before sleeping can ...
Oct 15, 2020
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The constant movement of children with attention-deficit/hyperactivity disorder (ADHD) may be distracting—but the fidgeting also may improve their cognitive performance, a study by researchers with the UC Davis MIND Institute ...
Jun 11, 2015
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Young children who practice visual working memory and reasoning tasks improve their math skills more than children who focus on spatial rotation exercises, according to a large study by researchers at Karolinska Institutet ...
May 20, 2021
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