Insomnia: Light pollution and sleeping pill use may be linked

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

New research, published in the Journal of Clinical Sleep Medicine, suggests that nighttime exposure to artificial outdoor light, known as light pollution, may raise the risk of insomnia. A new study suggests that exposure to light pollution may cause an increase in sleeping pill use. Short-term insomnia affects approximately 30…

Could outdoor light exposure at night heighten breast cancer risk?

On August 18, 2017, Posted by , In Buzz, By ,,,,,,,, , With No Comments

Researchers suggest that nighttime exposure to outdoor light may raise the risk of breast cancer for some women. High exposure to outdoor lighting at nighttime may be a risk factor for breast cancer development, a new study suggests. From an analysis of almost 110,000 women, researchers found that those who…

Why does light keep us awake and darkness make us sleepy?

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

A new study found a protein in the brain that responds to light and darkness. Many of us have heard that going to sleep when it is dark outside is healthy, as light and darkness influence our circadian rhythm. But how exactly does light affect our sleep-wakefulness cycle? New research…

How does lack of sleep impair memory formation? Study sheds light

On April 10, 2017, Posted by , In Buzz, By ,,,,,,, , With No Comments

Sleep is known to play a key role in learning and memory formation, but what happens to these important brain functions when we fail to get enough sleep? Researchers from the University of Michigan provide some answers with their new study. Researchers suggest that sleep deprivation disrupts the rhythm of…

Simple computer model sheds light on sleeping brain

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

Sleep science has progressed in leaps and bounds over recent decades. However, many difficult questions remain unanswered and its function is far from fully understood. Recent research gives new insight into sleep’s memory processing capabilities. Sleep is as mysterious as it is essential. Characterized by altered consciousness,…

No blue light, please, I'm tired – light color determines sleepiness versus arousal in mice

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

Light affects sleep. A study in mice published in Open Access journal PLOS Biology shows that the actual color of light matters; blue light keeps mice awake longer while green light puts them to sleep easily. An accompanying Primer provides accessible context information and discusses open questions and potential…

Shedding light on the day-night cycle

On March 4, 2016, Posted by , In Buzz, By ,,, , With No Comments

New research sheds light on how the rhythms of daily life are encoded in the brain. Scientists at Washington University School of Medicine in St. Louis have discovered that different groups of neurons, those charged with keeping time, become active at different times of day despite being on the…

Study sheds light on urban sleep disorders

On March 3, 2016, Posted by , In Buzz, By ,,,,, , With No Comments

The security of living in a well-lit neighborhood should mean a better night’s sleep, but research due to be presented at the American Academy of Neurology’s 68th Annual Meeting in Vancouver, Canada, tells us that bright streetlights outside the house may be keeping us awake. Bright city lights: more security,…

World-first QUT study links light exposure to weight gain in children

On October 26, 2015, Posted by , In Buzz, By ,,,,,,, , With No Comments

A world-first study by QUT’s Sleep in Early Childhood Research Group has revealed pre-schoolers exposed to more light earlier in day tend to weigh more. Cassandra Pattinson, a PhD student and her colleagues studied 48 children aged three to five from six Brisbane childcare centres over a two week…