Feature Channels: Sleep

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Released: 1-Feb-2012 1:00 PM EST
Sleep Deprivation Tied to Increased Nighttime Urination in Preadolescence
American Physiological Society (APS)

Study sheds light on why some children may need to urinate more often during the rest cycle. Researchers found sleep deprivation caused healthy children, ages 8-12, to urinate significantly more frequently, excrete more sodium in urine, have altered regulation of the hormones important for excretion.

Released: 19-Jan-2012 3:00 PM EST
Poor Sleep Linked to Heart Disease and Obesity
Perelman School of Medicine at the University of Pennsylvania

People who suffer from sleep disturbances are at major risk for obesity, diabetes, and coronary artery disease, according to new research from the Perelman School of Medicine at the University of Pennsylvania.

Released: 18-Jan-2012 10:15 AM EST
Henry Ford Hospital Among the First to Test Implantable Device for Obstructive Sleep Apnea
Henry Ford Health

A clinical trial is underway at Henry Ford Hospital to evaluate the safety and effectiveness of the Apnex® Hypoglossal Nerve Stimulation (HGNS®) System to treat obstructive sleep apnea (OSA). Henry Ford is the only medical facility in Michigan, and among the first in the country, to participate in this study.

16-Jan-2012 5:00 AM EST
Sleep Preserves and Enhances Bad Emotional Memories
University of Massachusetts Amherst

A first-of-its-kind study suggests that emotional response after witnessing an unsettling picture or traumatic event is greatly reduced by staying awake afterward, and sleep strongly “protects” a negative emotional response. This could have provided survival value to our ancestors, the authors say.

15-Dec-2011 5:30 PM EST
Sleep Disorders Common Among Police Officers
JAMA - Journal of the American Medical Association

A survey of police officers indicated that about 40 percent have a sleep disorder, which was associated with an increased risk of adverse health, safety and performance outcomes, according to a study in the December 21 issue of JAMA.

Released: 8-Dec-2011 9:00 AM EST
Tart Cherry Juice Drinkers Gain Sleep Advantage
Cherry Marketing Institute

Americans seeking a better night’s sleep may need to look no further than tart cherry juice, according to a new study in the European Journal of Nutrition. 1 An international team of researchers found that when adults had two daily glasses of tart cherry juice, they slept 39 minutes longer, on average, and had up to 6 percent increase in overall sleep efficiency.

Released: 6-Dec-2011 8:25 AM EST
Changes in Sleep-Wake Cycles and Level of Daily Activity Can Increase Chances of Dementia
California Pacific Medical Center Research Institute

Older women with weaker circadian rhythms, who are less physically active or are more active later in the day are more likely to develop dementia or mild cognitive impairment than women who have a more robust circadian rhythm or are more physically active earlier in the day.

Released: 30-Nov-2011 12:35 PM EST
Not Getting Enough Sleep? Popping a Pill Not the Best Way to Get Rid of Insomnia in the Long Term Suggests Sleep Experts
Toronto Metropolitan University

Taking a sleeping pill or drinking alcohol isn't the best way to get rid of insomnia in the long run, say Ryerson University sleep experts.

Released: 25-Nov-2011 12:00 AM EST
Hypoglossal Nerve Stimulation Increases Airflow during Sleep in Obstructive Sleep Apnea
American Thoracic Society (ATS)

Hypoglossal nerve stimulation (HGNS) produced marked dose-related increases in airflow in obstructive sleep apnea (OSA) patients without arousing them from sleep, according to a new study from the Johns Hopkins Sleep Disorders Center. The study suggests the potential therapeutic efficacy of HGNS across a broad range of sleep apnea severity and offers an alternative to continuous positive airway pressure (CPAP), the current mainstay of treatment for moderate to severe OSA. The effectiveness of CPAP is often limited by poor patient adherence.

Released: 16-Nov-2011 2:50 PM EST
Sleep Environment Can Mean Life or Death for Infants
Loyola Medicine

Loyola University Health System pediatrician comments on importance of a safe sleep environment for infants.

Released: 10-Nov-2011 4:15 PM EST
Daily Exercise, Minimized Computer Time for Optimal Sleep in Teens
Health Behavior News Service

Daily exercise improves a teenager's chances of a good night's sleep, while excess computer time has the opposite effect, according to a new study in the American Journal of Preventive Medicine.

Released: 8-Nov-2011 3:35 PM EST
Many Infants at Risk in Unsafe Sleep Settings, Poll Shows
Michigan Medicine - University of Michigan

Most parents are aware of the national “back to sleep” message, but many parents still place their infants in unsafe sleep settings.

1-Nov-2011 3:45 PM EDT
Body Weight, Sleep-Disordered Breathing and Cognition Linked in Children
American Thoracic Society (ATS)

Researchers at the University of Chicago have found important new relationships between obesity, sleep-disordered breathing (SDB) and cognitive processing among elementary school children.

Released: 3-Nov-2011 7:00 PM EDT
Researchers Identify Brain Cells Responsible for Keeping Us Awake
University of California, Los Angeles (UCLA), Health Sciences

Researchers at UCLA have identified the group of neurons that mediates whether light arouses us — or not.

   
Released: 3-Nov-2011 12:40 PM EDT
Tips to Help You Adjust to the End of Daylight Savings Time
Mount Sinai Health System

Steven H. Feinsilver, MD, Director, Center for Sleep Medicine, Mount Sinai School of Medicine, provides advice and tips on adjusting to the end of Daylight Savings Time and getting a good night's sleep year-round.

Released: 13-Oct-2011 11:45 AM EDT
Differences in Jet Lag Severity Could be Rooted in How Circadian Clock Sets Itself
University of Washington

Researchers have found hints that differing molecular processes in one area of the brain might play a significant role in the differences of jet lag severity between long-distance west-to-east travel and east-to-west travel.

Released: 13-Oct-2011 8:00 AM EDT
Meridian Health and iMPak Health Announces Sleep “Reality Video” Contest
Hackensack Meridian Health

In 20 seconds or less, people have the opportunity to show the world this year’s “sleeper hit”. Meridian Health, a leading not-for-profit health care organization, and iMPak Health, a joint venture of Swedish-based chip developer Cypak A.B. announced starting on October 17, anyone 18 years or older can submit 20 second video clips of sleep related events in 4 categories to iMPak Health’s SleepTrak Facebook page (www.facebook.com/sleeptrak).

7-Oct-2011 1:30 PM EDT
If You Don’t Snooze, Do You Lose?
University of Wisconsin–Madison

An ongoing lack of sleep during adolescence could lead to more than dragging, foggy teens, a University of Wisconsin-Madison study suggests.

Released: 29-Sep-2011 3:35 PM EDT
"Alarm Clock" Gene Explains Wake-Up Function of Biological Clock
Salk Institute for Biological Studies

Ever wondered why you wake up in the morning ---- even when the alarm clock isn't making jarring noises? Wonder no more. Researchers at the Salk Institute for Biological Studies have identified a new component of the biological clock, a gene responsible for starting the clock from its restful state every morning.

Released: 26-Sep-2011 4:00 PM EDT
Alzheimer’s Marker Rises During Day, Falls with Sleep
Washington University in St. Louis

A marker for Alzheimer’s disease rises and falls in the spinal fluid in a daily pattern that echoes the sleep cycle. The pattern is strongest in healthy young people and reinforces a link between increased Alzheimer’s risk and inadequate sleep that had been discovered in animal models.

16-Sep-2011 11:40 AM EDT
Good Night's Sleep May Reduce Risk of Type 2 Diabetes in Obese Teens
Children's Hospital of Philadelphia

Obese teenagers who don’t get the proper amount of sleep may have disruptions in insulin secretion and blood sugar levels, say researchers. Optimal sleep duration may lower these teens' risk of developing type 2 diabetes.

Released: 30-Aug-2011 1:30 PM EDT
Wakeup Call for College Students: New Research Finds You Need to Catch More Z’s
University of Cincinnati

A new study finds that college students are spending too much time burning the midnight oil and not enough time gaining the sleep that will benefit their ability to learn.

Released: 25-Aug-2011 9:00 AM EDT
A Good Night’s Sleep: The Most Important School Supply
Saint Joseph's University

For kids, the summer months are packed with vacations, camps, week-to-week schedule changes and lots of late nights. It’s no wonder that getting back to the school year routine can be difficult. Returning to regular sleep schedules can be even harder. According to sleep expert and Saint Joseph’s University Professor of Psychology Jodi Mindell, Ph.D., the end of the summer is the time to reset kids’ biological clocks.

Released: 16-Aug-2011 12:50 PM EDT
Covenant Offers Best Sleep Positions for a Good Night's Rest
Covenant Health System

Tired of waking up with aches and pains? It is possible that your sleep posture is to blame. Misalignment during sleep can put stress and strain on the body which can affect how you feel the next day. Dr. Chris Rose, medical director of the Covenant Sleep Center, recommends the best sleep positions for a good night's rest.

4-Aug-2011 4:00 PM EDT
Sleep-Disordered Breathing May Increase Risk of Cognitive Impairment, Dementia Among Older Women
JAMA - Journal of the American Medical Association

Older women with sleep-disordered breathing, as indicated by measures of hypoxia (oxygen deficiency), were more likely to develop cognitive impairment or dementia than women without this disorder, according to a study in the August 10 issue of JAMA.

9-Aug-2011 12:40 PM EDT
Sleep Disordered Breathing May Increase Risk of Dementia in Older Women
California Pacific Medical Center Research Institute

Older women who have sleep-related breathing problems may be at greater risk of problems with mental function, including dementia.

Released: 9-Aug-2011 1:25 PM EDT
Proper Sleep Is Crucial for Success in School, and Maybe Safety
University of Alabama at Birmingham

Sixty percent of kids feel tired at school and 15 percent fall asleep; adolescents need nine solid hours, but most are sleep deprived.

Released: 30-Jun-2011 9:00 AM EDT
Wake Forest Baptist Conducts Clinical Study for Insomnia Using New Technology
Atrium Health Wake Forest Baptist

Wake Forest Baptist Medical Center is conducting the first ever, randomized, controlled clinical research study in the country using Brainwave Optimization™ to treat people with insomnia.

Released: 29-Jun-2011 12:40 PM EDT
Best of Sleep Medicine 2011 Textbook Includes Field Study Results on Impact of Light on Teens’ Sleeping Habits
Rensselaer Polytechnic Institute (RPI)

Research led by Rensselaer Polytechnic Institute Associate Professor Mariana Figueiro on the impact of light on teenagers’ sleeping habits was selected for publication in Best of Sleep Medicine 2011.

Released: 28-Jun-2011 11:00 AM EDT
The Importance of Sleep
Business School of Happiness

A national survey reported that, 23% had trouble concentrating because they were tired, 18% had trouble remembering things and 11% had difficulty commuting or driving.

31-May-2011 1:30 PM EDT
Sleep Loss Lowers Testosterone in Healthy Young Men
University of Chicago Medical Center

Cutting back on sleep drastically reduces a healthy young man's testosterone levels, with a host of negative health effects.

Released: 31-May-2011 4:00 PM EDT
Kids Who Bully, Have Aggressive Behaviors Are Twice as Likely to Have Sleep Problems
Michigan Medicine - University of Michigan

U-M researchers found urban schoolchildren with behaviors like bullying more likely to have sleep disordered breathing or daytime sleepiness.

Released: 26-May-2011 5:15 PM EDT
‘Sleep on It’ is Sound, Science-Based Advice
University of Massachusetts Amherst

Recent sleep research has focused on memory, but results of a new study suggest another key effect of sleep is enhancing complex cognitive skills such as decision-making. One of the first studies of its kind supports the adage that “sleeping on it” is good advice when facing an important decision.

11-May-2011 1:00 PM EDT
Obstructive Sleep Apnea Linked to Cancer Growth in Mice
American Thoracic Society (ATS)

A new study links the intermittent interruption of breathing that occurs in patients with obstructive sleep apnea (OSA) to enhanced proliferation of melanoma cancer cells and increased tumor growth in mice, according to researchers in Spain. The study also found tumor cells of OSA mouse models tended to contain more dead cells, indicating a more aggressive type of cancer.

11-May-2011 1:00 PM EDT
Sleep Problems More Prevalent than Expected in Urban Minority Children
American Thoracic Society (ATS)

Sleep problems among urban minority children, including resistance to going to bed, shortened sleep duration, and daytime sleepiness are much more common than previously thought, according to a study conducted by researchers in New York.

11-May-2011 1:00 PM EDT
CPAP Improves Daytime Sleepiness Even in Patients with Low Levels of Symptoms
American Thoracic Society (ATS)

Continuous positive airway pressure, or CPAP, can increase alertness and even improve quality of life for sufferers of obstructive sleep apnea (OSA), even if their symptoms are minimal, according to a study conducted by researchers in Europe. Patients enrolled in the study reported an improvement in daytime sleepiness within six months of beginning CPAP treatment.

3-May-2011 1:40 PM EDT
1 in 7 Strokes Occurs During Sleep, Many Go Without Clot-Busting Treatment
American Academy of Neurology (AAN)

Approximately 14 percent of all strokes occur during sleep, preventing many from getting clot-busting treatment, according to a study published in the May 10, 2011, print issue of Neurology®, the medical journal of the American Academy of Neurology.

4-May-2011 4:30 PM EDT
Protein Keeps Sleep-Deprived Flies Ready to Learn
Washington University in St. Louis

A protein that helps the brain develop early in life can fight the mental fuzziness induced by sleep deprivation, according to researchers at Washington University School of Medicine in St. Louis.

Released: 2-May-2011 2:25 PM EDT
Insomnia Linked to High Insulin Resistance in Diabetics
University of Chicago Medical Center

In the largest study of it kind to establish a link between sleep and diabetes, researchers found that people with diabetes who sleep poorly have higher insulin resistance, and a harder time controlling the disease.

Released: 29-Apr-2011 1:00 PM EDT
Sleep Deprivation: A Hidden Hazard for Nursing
University of Maryland, Baltimore

Until now, the relationship between sleep and errors, injuries, and worker’s health has been little studied in nursing. Researchers including Jeanne Geiger-Brown, PhD,RN, an associate professor at the University of Maryland School of Nursing, are changing that.

Released: 29-Apr-2011 1:00 PM EDT
Awake and Wired!
University of Maryland, Baltimore

Researchers have for decades been studying the effect of increasing use of media at night and its impact on adolescent sleep time. But Calamaro’s study, the results of which were published in June 2009 in Pediatrics, was the first to evaluate the consequences of caffeine and technology at night and their effect on adolescent sleep.

Released: 28-Apr-2011 2:30 PM EDT
From the Start, the Mind Knows Night from Day
University of Chicago

The brain is apparently programmed from birth to develop the ability to determine sunrise and sunset, according to new research on circadian rhythms that sheds new light on brain plasticity and may explain some basic human behaviors.

25-Apr-2011 3:50 PM EDT
Brain Regions Can Take Short Naps During Wakefulness, Leading to Errors
University of Wisconsin–Madison

If you’ve ever lost your keys or stuck the milk in the cupboard and the cereal in the refrigerator, you may have been the victim of a tired brain region that was taking a quick nap.

   
Released: 14-Apr-2011 2:00 PM EDT
A Sleep Strategy Commonly Used by Night Nurses Throws Off Their Circadian Clocks
Vanderbilt University

As many as 25 percent of hospital nurses go without sleep for at least 24 hours in order to adjust to working on the night shift, which is the least effective strategy for adapting their internal, circadian clocks to a night-time schedule.

Released: 14-Apr-2011 12:05 PM EDT
Rising Star of Brain Found to Regulate Circadian Rhythms
Tufts University

The circadian system that controls normal sleep patterns is regulated by glial brain cells called astrocytes, according to a study in Current Biology. The research from Tufts provides, for the first time, a good genetic model to study the role of astrocytes in circadian rhythms and sleep disorders.

   
Released: 11-Apr-2011 9:00 AM EDT
Fatigue and Sleep Woes Worsen Neurocognitive Problems in Childhood Cancer Survivors
St. Jude Children's Research Hospital

A national Childhood Cancer Survivor Study led by St. Jude Children’s Research Hospital investigators identifies potential new strategies for helping adults who survived childhood cancer improve memory, attention and related skills.

Released: 23-Mar-2011 10:45 AM EDT
Psychologists Find the Meaning of Aggression
University of Texas at Austin (UT Austin)

Bottling up emotions can make people more aggressive, according to new research from The University of Texas at Austin and the University of Minnesota that was funded, in part, by a grant from the U.S. Army.

Released: 14-Mar-2011 1:00 PM EDT
New Guide Provides Daylighting Designs to Maximize Students’ Health and Performance
Rensselaer Polytechnic Institute (RPI)

Professors at Rensselaer Polytechnic Institute Lighting Research Center (LRC) have developed a daylighting design guide that balances the photobiological benefits of daylighting with well-known daylight design techniques that can be applied in schools.

Released: 11-Mar-2011 12:00 PM EST
Daylight Saving Can Be Hazardous to Your Health
Loyola Medicine

On average, people go to work or school on the first Monday of Daylight Saving after sleeping 40 fewer minutes than normal. Studies have found a higher risk of heart attacks, traffic accidents and workplace injuries on the first Monday of Daylight Saving.

Released: 3-Mar-2011 3:10 PM EST
ATS Issues Report Recommending Research Priorities in Treatment of Sleep Apnea
American Thoracic Society (ATS)

The American Thoracic Society has released a new official report recommending research priorities in incorporating ambulatory management of adults with obstructive sleep apnea (OSA) into healthcare systems. The report identifies barriers preventing incorporation of portable monitor testing into clinical management pathways and recommends research and development needed to address those barriers.



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