News tagged with wakefulness :
(Medical Xpress)—When the mind is at rest, the electrical signals by which brain cells communicate appear to travel in reverse, wiping out unimportant information in the process, but sensitizing the cells ...
Neuroscience Mar 19, 2013 | 4.9 / 5 (9) | 2 |
Why do we spend roughly 10 percent of our waking hours with our eyes closed - blinking far more often than is actually necessary to keep our eyeballs lubricated? Scientists have pried open the answer to this ...
Neuroscience Dec 28, 2012 | 4.7 / 5 (23) | 13
A fundamental discovery reported in the March 1st issue of the journal Nature, uncovers the first molecular evidence linking the body's natural circadian rhythms to sudden cardiac death (SCD). Ventricular arrhythmias, or abn ...
Cardiology Feb 22, 2012 | 5 / 5 (2) | 0 |
An ongoing lack of sleep during adolescence could lead to more than dragging, foggy teens, a University of Wisconsin-Madison study suggests.
Neuroscience Oct 09, 2011 | 4.6 / 5 (8) | 0 |
With the novel use of a technique that uses light to control brain cells, Stanford University researchers have shown that fragmented sleep causes memory impairment in mice.
Sleep apnea Jul 25, 2011 | not rated yet | 1 |
If you've ever lost your keys or stuck the milk in the cupboard and the cereal in the refrigerator, you may have been the victim of a tired brain region that was taking a quick nap.
Neuroscience Apr 27, 2011 | 4.9 / 5 (15) | 5 |
Reactivating memories during sleep: Memory rehearsal during sleep can make a big difference in remembering later
Why do some memories last a lifetime while others disappear quickly? A new study suggests that memories rehearsed, during either sleep or waking, can have an impact on memory consolidation and on what is remembered ...
Neuroscience Apr 12, 2013 | 5 / 5 (6) | 0 |
Slow oscillations in brain activity, which occur during so-called slow-wave sleep, are critical for retaining memories. Researchers reporting online April 11 in the Cell Press journal Neuron have found that p ...
Neuroscience Apr 11, 2013 | 4.6 / 5 (5) | 0 |
(Medical Xpress)—Researchers at the University of East Anglia (UEA) have made a discovery in neuroscience that could offer a long-lasting solution to eating disorders such as obesity.
Neuroscience Apr 05, 2013 | 5 / 5 (2) | 0 |
(Medical Xpress)—With every sunrise and sunset, our eyes make note of the light as it waxes and wanes, a process that is critical to aligning our circadian rhythms to match the solar day so we are alert during the day and ...
Neuroscience Mar 05, 2013 | 5 / 5 (1) | 0 |
(Medical Xpress)—There's no need to panic if you didn't get a solid eight hours of beauty sleep last night. According to new University of Sydney research, sleep duration naturally waxes and wanes over ...
Health Jan 29, 2013 | 4.5 / 5 (6) | 6 |
A new drug may bring help for people with insomnia, according to a study published in the November 28, 2012, online issue of Neurology, the medical journal of the American Academy of Neurology.
Neuroscience Nov 28, 2012 | not rated yet | 0 |
Neuroscientists studying the link between poor sleep and schizophrenia have found that irregular sleep patterns and desynchronised brain activity during sleep could trigger some of the disease's symptoms. The findings, published ...
Neuroscience Nov 14, 2012 | not rated yet | 0 |
Studies of lucid dreamers visualize which centers of the brain become active when we become aware of ourselves.
Neuroscience Jul 27, 2012 | 4.7 / 5 (14) | 12 |
Severe sleep loss jolts the immune system into action, reflecting the same type of immediate response shown during exposure to stress, a new study reports.
Sleep apnea Jun 30, 2012 | 5 / 5 (2) | 0 |