Flat-faced dog breeds are popular all over the world. In the U.S. and in Hungary, the French bulldog is currently the most common breed. However, their popularity comes at a high cost in terms of health: Shortened skulls ...
Plants & Animals
Dec 13, 2023
0
36
In humans, nodding off for a few seconds is a clear sign of insufficient sleep—and can be dangerous in some situations, such as when driving a car.
Plants & Animals
Nov 30, 2023
0
65
For the first time, scientists have recorded brain activity in a free-ranging, wild marine mammal, revealing the sleep habits of elephant seals during the months they spend at sea.
Plants & Animals
Apr 20, 2023
0
1025
COVID-19 lockdowns scrambled sleep schedules and stretched waistlines. One culprit may be social isolation itself. Scientists have found that lone fruit flies quarantined in test tubes sleep too little and eat too much after ...
Plants & Animals
Aug 18, 2021
0
993
Research shows that poor sleep health may disproportionately affect children of color from families of low socioeconomic status and place them at risk for behavior problems and lower academic performance. However, few sleep ...
Education
May 27, 2021
0
4
Octopuses are known to sleep and to change color while they do it. Now, a study publishing March 25 in the journal iScience finds that these color changes are characteristic of two major alternating sleep states: an "active ...
Plants & Animals
Mar 25, 2021
0
1999
Researchers at the Stanford University School of Medicine have found that neural signatures in sleeping zebrafish are analogous to those of humans, suggesting that the brain activity evolved at least 450 million years ago, ...
Evolution
Jul 10, 2019
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94
Sleep forms a basic part of our everyday lives, yet surprisingly little is known about its purpose and evolutionary history.
Evolution
Jun 10, 2016
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28
Behavioural sleep is ubiquitous among animals, from insects to man. In humans, sleep is also characterized by brain activity: periods of slow-wave activity are each followed by short phases of Rapid-Eye-Movement sleep (REM ...
Plants & Animals
Apr 28, 2016
0
483
Lack of adequate sleep can do more than just make you tired. It can short-circuit your system and interfere with a fundamental cellular process that drives physical growth, physiological adaptation and even brain activity, ...
Cell & Microbiology
Oct 30, 2015
0
60
