New animal research suggests that little-studied brain cells known as astrocytes are major players in controlling sleep need and may someday help humans go without sleep for longer without negative consequences such as mental ...
Aug 17, 2023
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107
From Aristotle's musings on the nature of time to Einstein's theory of relativity, humanity has long pondered: how do we perceive and understand time? The theory of relativity posits that time can stretch and contract, a ...
Jul 13, 2023
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117
New research provides clues to falling fast asleep—or lying wide awake. Studying fruit flies, the researchers found that brain neurons adapt to help the flies stay awake despite tiredness in dangerous situations and help ...
Oct 12, 2022
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Researchers found that, after Daylight Saving Time (DST) is introduced, drivers' behaviors are riskier, and their reaction time and ability to read situations are compromised.
Sep 27, 2022
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Elementary school-age children who get less than nine hours of sleep per night have significant differences in certain brain regions responsible for memory, intelligence and well-being compared to those who get the recommended ...
Jul 29, 2022
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New evidence suggests that sleep difficulties, long thought to be a symptom of adolescent depression, might actually come first.
Jul 5, 2022
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28
A graph of how long Americans sleep forms a U-shaped pattern across our lives, with age 40 being the low point and hours of sleep starting to creep back up about age 50, Medical College of Georgia investigators report.
Jun 14, 2022
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A team of researchers with Lausanne University Hospital has found evidence that challenges the theory that slow brainwaves during sleep indicate the person is feeling that they are deeply asleep. Their study results are published ...
School-aged children who spend more time in front of screens are only slightly more likely to have attention disorders, disturbed sleep or lower grades and are no more likely to suffer from depression and anxiety, finds one ...
Sep 10, 2021
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Every spring, the Daylight Saving Time shift robs people of an hour of sleep—and a new study shows that DNA plays a role in how much the "spring forward" time change affects individuals.
Jul 20, 2021
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A sleep timer is a function on many modern televisions that shut off the power after a preset amount of time. The setting is usually made either from the remote control or the television menus. They are intended to allow viewers to watch as they fall asleep.
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