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Connecting the dots between dreams and brain disease

Dr. John Peever at the University of Toronto has been working to answer one of humanity's greatest questions: how do we dream? He has found a certain area of the brain is responsible for this...

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Wake-promoting compound validated—the first step to deliver a magic bullet...

Narcolepsy, a serious sleep disorder in which patients often fall asleep uncontrollably, has been incurable because no effective therapeutic agents are available to date. Recent findings by Japanese...

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Burden of physical health conditions linked to increased risk of suicide

Suicide continues to be a major driver of mortality in the United States. Each year, more than 45,000 people die by suicide and in the past 15 years, the suicide mortality rate has risen by an alarming...

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The secret connection between anxiety and sleep

You may have experienced sleepless nights when you were anxious, stressed or too excited. Such emotions are well-known to affect wakefulness and can even cause insomnia, though the underlying...

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Sleep scientists' latest book debunks 40 myths on getting a good night's sleep

A new book by leading sleep scientists debunks 40 popular and persistent myths on how to get a good night's sleep - from the efficacy of bed socks to the potentially negative consequences of sticking...

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The statistics of human sleep

When Yogesh Lad traveled halfway around the world to pursue a master's degree in systems engineering at Missouri S&T, he never imagined he would be spending so much time with biologists.

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Insomnia, sleep apnea nearly double the risk of preterm delivery before 34 weeks

Pregnant women who are diagnosed with sleep disorders such as sleep apnea and insomnia appear to be at risk of delivering their babies before reaching full term, according to an analysis of California...

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Still sleepy every morning? You may need a sleep test

Dear Mayo Clinic: I get between eight and nine hours of sleep most nights but still feel groggy in the morning. Would a sleep study help me figure out why I'm never rested?

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Sleep biology discovery could lead to new insomnia treatments that don't...

UCLA scientists report the first evidence that a gene outside the brain controls the ability to rebound from sleep deprivation—a surprising discovery that could eventually lead to greatly improved...

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Diagnosing sleep apnea

Dear Mayo Clinic: Based on my snoring and from everything I've read, I think I may have sleep apnea. But I don't want to spend a night at the hospital for sleep testing. Is there an easier way to know...

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Researchers find new sleep-promoting brain cells

Johns Hopkins researchers report the unexpected presence of a type of neuron in the brains of mice that appears to play a central role in promoting sleep by turning 'off' wake-promoting neurons. The...

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Treating insomnia may reduce mental health problems

Treating insomnia with online cognitive behavioural therapy (CBT) could reduce mental health problems such as anxiety, depression, and paranoia, according to a large randomised controlled trial...

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An interdisciplinary approach to a better night's sleep

Most guidelines suggest adults get six to eight hours of sleep each night. Lichuan Ye, associate professor in the Bouvé College of Health Sciences, thinks about sleep for much longer than that each...

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Are you barking up the wrong tree by sleeping with your dog?

Let sleeping dogs lie ... in the bedroom. That's according to a new Mayo Clinic study that's sure to set many tails wagging.

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Poor sleep hastens progression of kidney disease

People with chronic kidney disease may be especially vulnerable to the deleterious effects of poor sleep, according to a new paper published in the Journal of the American Society of Nephrology.

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New tool demonstrates high cost of lack of sleep in the workplace

Sleep disorders and sleep deficiency are hidden costs that affect employers across America. Seventy percent of Americans admit that they routinely get insufficient sleep, and 30 percent of U.S. workers...

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Sleep and mood in bipolar disorder

Sleep loss can trigger relapse, particularly in the form of mania, in people with a diagnosis of bipolar disorder, finds a study by Cardiff University.

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Why we still don't understand sleep, and why it matters

One of my first jobs was to keep a lookout for lions. There are some occupations that are not suitable for someone with untreated narcolepsy and this is probably one of them. I was 22, a recent zoology...

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New study links severe hot flashes with greater risk of obstructive sleep apnea

Many menopausal women complain about poor sleep. Should the problem be blamed simply on menopause or on a more serious underlying sleep disorder such as obstructive sleep apnea (OSA)? What, if any, is...

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Sleeping through the snoring: Researchers identify neurons that rouse the...

A common and potentially serious sleep disorder, obstructive sleep apnea affects at least one quarter of U.S. adults and is linked to increased risk of diabetes, obesity and cardiovascular disease. In...

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People who worry about insomnia have more health problems than non-worriers,...

People who worry about poor sleep have more emotional and physical problems during the day than those who do not worry, regardless of how well either sleep, according to research conducted at The...

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Sleep problem linked to changes in hallmark Alzheimer's protein

Researchers in the US have found a link between the sleep disorder, obstructive sleep apnoea, and levels of a protein involved in Alzheimer's disease. Their findings are published today in the American...

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Catching up on sleep over the weekend may not help the heart

Using the weekend to catch up on sleep may not be good for heart health, a new study suggests.

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New guide aims to unmask unique challenges women face in getting healthy sleep

Though sleep is essential to health and wellbeing, the unique barriers faced by women in maintaining good sleep health are often misunderstood or overlooked, according to a new resource "Women &...

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Some newborns with chronic illness show signs of serious sleep problems at birth

New parents often hear about how important sleep is for their babies' development—but some newborns may have more serious sleep challenges than others.

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Lack of sleep boosts levels of Alzheimer's proteins

Have you resolved to take better care of yourself in the new year? Here's a relatively painless way to do it: Catch a few more zzz's every night. A third of American adults don't get enough sleep,...

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Scheduled feeding improves neurodegenerative symptoms in mice

Restricting meals to the same time each day improves motor activity and sleep quality in a mouse model of Huntington's disease, according to new research published in eNeuro. These findings suggest...

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Modifying memories during sleep could reduce trauma

Reducing the trauma associated with bad memories while someone is asleep sounds like the stuff of science fiction, but it could become a reality in 10 years thanks to a greater understanding of how the...

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Newborn immune activation may have long-term negative impact on brain function

McLean Hospital neuroscientists have found that even a brief episode of immune system activation within days of birth can cause persistent changes in sleep patterns concurrent with increases in...

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Staying awake—the surprisingly effective way to treat depression

The first sign that something is happening is Angelina's hands. As she chats to the nurse in Italian, she begins to gesticulate, jabbing, moulding and circling the air with her fingers. As the minutes...

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