Study explains link between academic performance and violence

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

Numerous studies have shown a relationship between high-crime communities and the academic performance of children who live within them. Now, new Northwestern University research suggests sleep disruption following violent incidents and increased amounts of the stress hormone cortisol offer a biological explanation for why children who live in…

Link between sleep and cognitive impairment in the elderly

On February 2, 2017, Posted by , In Buzz, By ,,,,, , With No Comments

Daytime sleepiness is very common in the elderly with prevalence rates of up to 50 percent. Caused by sleep-disordered breathing (SDB), a disruption of normal breathing during sleep, these cause recurrent awakenings and subsequent excessive daytime sleepiness. In an editorial in the current issue of Neurology, a…

Direct link between REM sleep loss and the desire for sugary and fatty foods discovered

On December 8, 2016, Posted by , In Buzz, By ,,,,,,,,, , With No Comments

It is not well understood what role sleep loss plays in affecting areas of the brain that control the desire to consume unhealthy foods. A new paper published in the journal eLife finds that rapid eye movement (REM) sleep loss leads to increased consumption of unhealthy foods, specifically sucrose…

Transcranial magnetic stimulation revealed differences between brain activity of people who dream and people who do not dream

Measurements demonstrated that the brain activity of people who dream during NREM sleep, compared to people who do not dream, is closer to the brain activity of awake people. Researchers from Aalto University and the University of Wisconsin utilised a TMS-EEG device, which combines transcranial magnetic stimulation…

Study finds no link between sleep apnea and joint pain

On August 5, 2016, Posted by , In Buzz, By ,,,,,,, , With No Comments

Consistent with previous reports, poor sleep quality was linked with joint pain in a recent Arthritis Care & Research study of the general population, but the study found no association between obstructive sleep apnea and pain or daytime sleepiness. This lack of association between pain and sleep apnea is…

Researchers find possible missing link between sleep and improved memory

On June 16, 2016, Posted by , In Buzz, By ,,,,,,,, , With No Comments

A team of sleep researchers at the University of California, Riverside, led by psychology professor Sara C. Mednick, has found that the autonomic nervous system, which is responsible for control of bodily functions not consciously directed (such as breathing, heartbeat, and digestive processes) plays a role in promoting memory…

New findings explain the connection between melatonin and type 2 diabetes

On May 17, 2016, Posted by , In Buzz, By ,,,,,, , With No Comments

A new experimental and clinical study from Lund University in Sweden shows that the sleep hormone melatonin impairs insulin secretion in people with a common gene variant. “This could explain why the risk of type 2 diabetes is greater among, for instance, overnight workers or people with sleeping disorders”, says…

Study reports significant link between nightmares and suicidal behavior

On March 17, 2016, Posted by , In Buzz, By ,,,,,,, , With No Comments

A new study is the first to report that the relationship between nightmares and suicidal behaviors is partially mediated by a multi-step pathway via defeat, entrapment and hopelessness. Results show that suicidal thoughts, plans or attempts were present in 62 percent of participants who experienced nightmares and only…

Study finds no link between insomnia and cholesterol levels

On March 5, 2016, Posted by , In Buzz, By ,,,,,, , With No Comments

Except for insomniacs who take sleeping pills. One of the questions that keep individuals suffering with insomnia awake at night is whether there is a link between insomnia and heart disease. A new study published 29 February, 2016, based on a large representative sample of the…

Link between sleep and social participation may be key to healthy aging

On March 2, 2016, Posted by , In Buzz, By ,,,,,, , With No Comments

Sleep may be one of the most important factors for well-being; yet, according to the CDC, one in three adults does not get enough. Lack of sleep can lead to potential cognitive declines, chronic diseases and death. Now, research from the University of Missouri finds that older adults who…