Medical research

Sleep deprivation used to diagnose sleepwalking

Somnambulism (sleepwalking), which usually involves misperception and unresponsiveness to the environment, mental confusion and amnesia about sleepwalking episodes, affects up to 4 percent of adults. There has been a sharp ...

Medical research

For sleep-deprived memory loss, look to the visual system

When an air traffic controller at the end of a double shift forgets the location of an aircraft that had recently appeared on his screen, it may be that he did not properly take in the visual information.

Overweight & Obesity

Partial sleep deprivation linked to obesity

Evidence linking partial sleep deprivation to energy imbalance is relevant to weight gain prevention and weight loss promotion. A new study published today in the Journal of the Academy of Nutrition and Dietetics bases this ...

Neuroscience

Starvation keeps sleep-deprived fly brain sharp

As anyone who has ever struggled to keep his or her eyes open after a big meal knows, eating can induce sleepiness. New research in fruit flies suggests that, conversely, being hungry may provide a way to stay awake without ...

Medical research

Sleep deprivation affects ability to make sense of what we see

Neuroscience researchers at the Duke-NUS Graduate Medical School in Singapore have shown for the first time what happens to the visual perceptions of healthy but sleep-deprived volunteers who fight to stay awake, like people ...

Medical research

Sleep deprivation affects moral judgment

Research has shown that bad sleep can adversely affect a person's physical health and emotional well-being. However, the amount of sleep one gets can also influence his or her decision-making. A study published in the March ...

Sleep apnea

Sleep-deprived bees have difficulty relearning

Everyone feels refreshed after a good night's sleep, but sleep does more than just rejuvenate, it can also consolidate memories. 'The rapid eye movement form of sleep and slow wave sleep are involved in cognitive forms of ...

Neuroscience

How sleep deprivation affects memory-making in the brain

Scientists have known that a lack of sleep can interfere with the ability to learn and make memories. Now, a group of University of Michigan researchers have found how sleep deprivation affects memory-making in the brain.

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