By Steve BohnBy Steve Bounescu, The Associated PressWASHINGTON (AP) — If you want a warm night’s sleep, try a little dark and storminess.
That’s what a new study suggests.
A team of researchers from the University of Minnesota says it has found a way to create “dark and weathery” nights that are more “in harmony with the natural world” and help people stay comfortable.
The research is being published in the journal Nature Geoscience.
It’s a new theory of how the brain responds to light that was proposed about five years ago by University of Utah psychologist and researcher Daniel M. Hedin.
It suggests the brain adapts to light levels and can respond differently to the amount of light than we previously thought.
“The science of human experience is based on the idea that the brain is able to generate and respond to many different types of stimuli in different situations,” Hedin said.
“The science that has been done in the past, with people walking through the streets of Paris, is that we can perceive the amount and timing of different types and intensity of light.”
The research suggests that a light-dark ratio of about 12:1, with 10% of the light being blocked, is optimal for the brain’s circadian rhythm.
But this ratio is not the same as the amount light-day.
Hedin says there are two types of light.
The first is direct light, like that coming from street lamps, windows, streetlights, fluorescent lighting and so on.
The second type is indirect light, where a person’s environment is brighter than the environment they are standing in.
When a person is exposed to both types of indirect light at the same time, they experience a lot of the effects of both types simultaneously, he said.
“Direct light can be extremely distracting, so we’re more interested in indirect light,” he said, and when we do see indirect light in our environment, it is more focused and it is the type of light that we perceive.
“Hedin believes that indirect light has an influence on the brain as well.”
The circadian rhythm is the natural time that we’re all born at. “
In fact, indirect light can cause an alteration in the circadian rhythm, which means that the body’s body clocks change.
The circadian rhythm is the natural time that we’re all born at.
It changes in the middle of the night.”
The researchers suggest that a person who is exposed, on average, to indirect lighting every day can experience a significant circadian disturbance, which is why they want to understand the role that indirect lighting plays in the brain.
“There is a link between light and circadian rhythms, and that has always been the case,” Hominen said.
But the team also found that direct and indirect lighting could be equally effective at disrupting the circadian cycle.
“A lot of people would say, well, the people who can light up more of the day have better sleep, so it would make sense that the people in the dark have better quality sleep,” Hinnen said, but the research also shows that indirect lights are more effective at suppressing sleep than direct light.
“So there’s a strong correlation between light intensity and circadian rhythm and a reduction in sleep,” he explained.
“We don’t know if this is a universal pattern, or if this occurs even in some people who are not light users, but it is clear that indirect illumination is associated with better sleep.”
The team also showed that people who were exposed to a lot indirect light were able to stay awake longer.
“This study provides a good explanation of why it is that the light intensity is associated more with better quality of sleep,” said study lead author Jennifer P. Leventhal, a psychology professor at the University at Buffalo.
Leventhal is also the first person to use a brain-scanning method to study the effects that indirect and direct light have on circadian rhythms.
The study is based in part on research conducted by Hedin at the Minnesota Department of Health and Social Services and his graduate student.
The research team was led by researchers at the Department of Psychology at the College of New Jersey and the University College of London.