Our clients sleep better at night with index funds and we sleep better, too.
One important kind of sleep, called slow wave sleep, gets shorter as people age.
In obstructive sleep apnea, the airway repeatedly collapses during sleep causing sufferers to stop breathing briefly.
Specific lifestyle changes can help you avoid sleep apnea, the sleep foundation said.
Most heart-failure patients also develop periods of broken sleep, known as central sleep apnea.
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Sleep studies are sometimes used to diagnose so-called parasomnias such as sleep walking and sleep terrors.
Nas (Rap Artist): (Singing) I never sleep, cause sleep is the cousin of death.
The findings echo previous research linking higher BMI to sleep deprivation and irregular sleep schedules.
Bartfield said other factors include a person's hydration, sleep duration, sleep patterns and emotions.
Workers on night shifts generally get less sleep, and sleep of worse quality, than day workers.
Enough sleep is the amount of sleep that allows you to wake up without an alarm clock.
According to sleep specialist Dr. Matthew Edlund, rest is as important as sleep to our long-term health.
More sleep: Formula milk is more difficult to digest for the baby so they tend to sleep longer.
The sleep test also was normal, except for a delayed onset of rapid-eye-movement sleep, with unknown medical significance.
Insomnia is difficulty in getting to sleep, staying asleep or getting enough good quality sleep night after night.
Professor John Stradling, of the Oxford Centre for Sleep Medicine said these kind of sleep disorders were very rare.
Those who exercise need less sleep--and they sleep more deeply when they do.
Sleep apnea may cause a person to be very drowsy in the daytime since nighttime sleep is interrupted frequently.
Without treatment, sleep disorders -- like sleep apnea, which affects about 25% of transportation workers -- worsen accident risk.
They believe that sleep deprivation or sleep disturbances may affect the immune system's ability to function at an optimal level.
"Insufficient sleep degrades performance, focus and concentration, " says Kathy Gromer, the campus director for the Minnesota Sleep Institute in Burnsville, Minn.
Participants in the study were measured as moving more quickly into a sleep state and enhanced that sleep once it started.
Other days it was clear upon reviewing sleep data that the accelerometer inside just can't differentiate between laziness and actual sleep.
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Most of the studies measure patients' subjective assessment of their sleep improvement instead of objective evidence from a sleep lab, he adds.
During a sleep study, wires attached to the head monitor brain waves that reveal which stage of sleep a person is in.
On the pro sleep-training side, an Australian study published in September followed 326 children with parent-reported sleep problems at 7 months.
The younger patients getting loads of good quality sleep performed better on tests than their older colleagues who had worse quality sleep.
Alcohol reduces how much time we spend in rapid eye movement (REM) sleep - the stage of sleep where dreams generally occur.
By some estimates, 70 million Americans have some sort of sleep disorder, and right now many take only the occasional over-the-counter sleep aids.
To account for the sleep variable, researchers in this study kept close tabs on the duration and quality of sleep of the participants.
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