Alzheimer's: Death of key brain cells causes daytime sleepiness

On August 19, 2019, Posted by , In Buzz, By ,,,,,, , With No Comments

Extreme daytime sleepiness is often a top symptom of Alzheimer’s disease but what, exactly, causes it? New research finally brings us an answer. A specific type of protein may cause daytime sleepiness in people with Alzheimer’s, according to a recent study. Many people with Alzheimer’s disease have a tendency to…

Study reveals how general anesthetics affect the brain

On April 24, 2019, Posted by , In Buzz, By ,,,,, , With No Comments

New research reveals for the first time that diverse drugs that induce general anesthesia activate a brain circuit that brings on sleep. General anesthetics activate the same brain circuit as sleep, new research reveals. The scientists at Duke University in Durham, NC who carried out the study, suggest that the…

Why do we sleep? Scientists find brain repair mechanism

On March 8, 2019, Posted by , In Buzz, By ,,,,, , With No Comments

Sleep is an important part of the daily life cycle of most animals — including humans. But when an animal sleeps, it leaves itself defenseless in the face of danger. So, what makes sleeping so important that we all take this risk? What effect does sleep have on individual brain…

Insomnia: Certain types of brain cell explain genetic risk

On February 26, 2019, Posted by , In Buzz, By ,,,,,,, , With No Comments

New research in the journal Nature Genetics identifies individual types of brain cell and brain areas that are involved in insomnia, offering new treatment targets for this condition. New research helps explain why some people struggle to sleep. Insomnia affects about a third of people living in the United States…

Safer sleeping pills keep brain alert to danger

On January 15, 2019, Posted by , In Buzz, By ,,,,,, , With No Comments

Most sleeping pills are so strong that the sound of a fire alarm is unlikely to wake those who take them. However, a new study, published in the journal Frontiers in Behavioral Neuroscience, proposes a safer alternative to these drugs. New research proposes a safer alternative to existing sleeping pills….

Is sleeping too much bad for your brain?

On October 12, 2018, Posted by , In Buzz, By ,, , With No Comments

The largest sleep study ever concludes that sleeping too little or too much has a negative impact on our cognitive ability, but not on our short-term memory. How does sleep duration impact our ability to think? As years of research mount up, we are steadily improving our understanding of sleep….

Single brain 'switch' controls both sleep and wakefulness

On June 14, 2018, Posted by , In Buzz, By ,,,,,, , With No Comments

There are countless adverse health effects associated with not getting enough sleep. But a recent study may pave the way for new sleep therapies, as a single brain area is found to control both sleep and wakefulness. As an adult, you should sleep for at least 7 hours each night…

Insomnia: Why your brain may sleep without even knowing it

On April 4, 2018, Posted by , In Buzz, By ,,,,, , With No Comments

People with insomnia will often tell you that they haven’t slept a wink, even after you’ve just heard them snore. Recent research validates their experience and explains why this phenomenon occurs. The findings were published in the journal Sleep. People with insomnia may sometimes feel that they’re awake — even…

To the brain, sleep deprivation is 'like drinking too much'

On November 7, 2017, Posted by , In Buzz, By ,,,,, , With No Comments

Sleeplessness slows down our brains, which affects how we perceive stimuli. This may put us in dangerous situations. New research confirms that lack of proper sleep has a severe impact on how the brain functions, with potentially dangerous consequences arising in daily life. Lately, many studies have focused on how sleep affects…

New sleep-promoting brain cells identified

On September 27, 2017, Posted by , In Buzz, By ,,, , With No Comments

Neurons that express the so-called Lhx6 gene may promote sleep by “switching off” other neurons. New research in mice identifies a range of neurons that may be involved in promoting sleep. The findings may soon change therapeutic practices for treating sleep disorders. Insomnia affects around 60 million people in the…