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sleep deprivation

Featured Neuroscience

·March 28, 2022·5 min read

Lack of Sleep Increases Unhealthy Abdominal Fat

A lack of sufficient sleep led to a 9% increase in total abdominal fat and an 11% increase in visceral abdominal fat.

Featured Neuroscience Psychology

·January 11, 2022·4 min read

Sleep Deprivation Increases Serotonin 2a Receptor Response in Brain

Sleep deprivation increases the levels of serotonin 2A neurotransmitter receptors within 6 - 8 hours. Abnormal serotonin 2A receptor function is associated with hallucinations, cognitive impairment, and is linked to psychiatric disorders such as schizophrenia.

Featured Neuroscience Open Neuroscience Articles

·October 26, 2021·6 min read

Dragging Your Feet? Lack of Sleep Affects Your Walk

Insufficient sleep can negatively affect walking, specifically how we control stride and gait. Those who experienced a lack of sleep demonstrated less control when they walked.

This shows a woman looking out over a railing

Featured Neuroscience Open Neuroscience Articles Psychology

·October 11, 2021·5 min read

Sleep Loss Does Not Impact Ability to Assess Emotional Information

Sleep loss does not numb a person's response to emotional situations, but it can result in difficulties in regulating emotional response.

Featured Neuroscience

·August 15, 2021·3 min read

How Much Sleep Do You Really Need?

Researchers discuss how much sleep we really need and why a good night's sleep is critical for learning and memory.

Featured Neuroscience

·August 12, 2021·4 min read

Short Naps Don’t Relieve Sleep Deprivation

Short naps of up to 60 minutes in duration do not mitigate the effects of a night of sleep deprivation, a new study reports. However, the amount of slow-wave sleep achieved during a nap was related to reduced impairments associated with sleep deprivation.

Featured Neuroscience

·August 4, 2021·3 min read

How Sleep Loss Sabotages New Memory Storage in the Hippocampus

Sleep-deprived mice had increased activity in hippocampal inhibitory neurons, disrupting the processing and storage of new memories.

This shows a little girl looking out a window

Featured Neuroscience

·July 8, 2021·4 min read

What Is Daydreaming? Parts of the Brain Show Sleep-Like Activity When Your Mind Wanders

Daydreaming and mind-wandering appear to occur when parts of the brain fall asleep while other areas remain awake.

Featured Neuroscience

·May 26, 2021·3 min read

Don’t Count on Caffeine to Fight Sleep Deprivation

A caffeine jolt may give you a little more energy following a restless night of sleep, but it doesn't necessarily help with boosting cognition. Researchers found that while caffeine helped sleep deprived students to perform better at some simple cognition tests, it had no effect on improving performance on more challenging tasks, like placekeeping tests.

Featured Neurology Neuroscience

·February 11, 2021·4 min read

Nightly Sleep of Five Hours or Less May Increase Risk of Dementia and Death Among Older Adults

Sleep duration of five hours or less was associated with double the risk of dementia in older adults. Sleep disruptions also increased death risk in those in their seventies.

This shows an older lady walking in a park with a cane

Featured Neuroscience Psychology

·February 3, 2021·1 min read

Sleep Deprivation May Exacerbate Frailty’s Effects on Mental Health in Older Adults

As frailty worsened in older people, symptoms of depression increased. This was exacerbated by shortened sleep duration.

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Featured Neurology Neuroscience Psychology

·January 22, 2021·6 min read

Lack of Sleep and Stress Can Lead to Symptoms Resembling Concussion

Lack of sleep, pre-existing mental health conditions, and increased stress appear to be key symptoms of post-concussion syndrome, a new study reports.