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To date, most sleep deprivation studies have focused on acute sleep deprivation, suggesting that acute sleep deprivation can cause significant damage to cognitive, emotional, and physical functions and brain mechanisms. [11] Few studies have compared the effects of acute total sleep deprivation and chronic partial sleep restriction. [8]
Two new studies indicate the importance of getting a good night's sleep — with one study saying a lack of sleep may be sabotaging the brain’s ability to keep intrusive thoughts at bay.
People with high blood pressure who slept for shorter durations were more likely to show poor cognitive function and increased levels of markers of brain aging and injury, a new study has found.
Additionally, lack of sleep causes increased anxiety-like behaviors and impairs the brain's ability to block out unimportant stimuli when performing tasks requiring attention. Disruptions in important brain circuits and the downregulation of proteins necessary for cognitive stability are the causes of these behavioral abnormalities. [30]
A long-term lack of sufficient sleep is linked to dementia and Alzheimer’s, but this new research suggests this is not due to brain clearing during sleep. All mammals sleep, yet we are note ...
Some studies have also shown that the attention network in the brain is particularly affected by lack of sleep, [156] and though some of the effects on attention may be masked by alternate activities (like standing or walking) or caffeine consumption, [157] attention deficit cannot be completely avoided.
In a mouse study, researchers found that zolpidem (Ambien), a common sleep aid, could prevent the brain from effectively clearing up 'waste', though it remains unclear whether this could affect ...
Animals studies showed that sleep deprivation prior to a brain injury might have healthy effects. Five days of complete sleep deprivation in rats before the traumatic brain injury, acted as protection against ischemic injury [21] and a habitual deceased in total amount of sleep time before TBI reduced the severity. [22]