Sleep
Study: Melanin-concentrating hormone neurons in hypothalamus increase REM sleep  NEWS MEDICAL · 22 minutes
Every night while sleeping, we cycle between two very different states of sleep. Upon falling asleep, we enter non-rapid eye movement sleep where our breathing is slow and regular and... more
'Goldilocks' neurons promote REM sleep  SCIENCE DAILY · 15 hours
It has been a mystery why REM sleep, or dream sleep, increases when the room temperature is 'just right'. Neuroscientists show that melanin-concentrating hormone neurons within the hypothalamus increase REM sleep when the need for body temperature defense... more
Sleep patterns can predict Alzheimer’s pathology later in life  NEWS MEDICAL · 20 hours
Sleep patterns can predict the accumulation of Alzheimer’s pathology proteins later in life, according to a new study of older men and women published in JNeurosci. These findings could lead... more
Sleep history predicts late-life Alzheimer's pathology  SCIENCE DAILY · 2 days
Sleep patterns can predict the accumulation of Alzheimer's pathology proteins later in life, according to a new study. These findings could lead to new sleep-based early diagnosis and prevention measures in the treatment of Alzheimer's disease. more
Medical News Today: Artificial light during sleep puts women at risk of obesity  MNT · 7 days
Researchers found that women who slept with lights or a television on in the room were at greater risk of weight gain... more
People with obstructive sleep apnea have higher risk of involuntary job loss  NEWS MEDICAL · 7 days
Recently unemployed people with undiagnosed obstructive sleep apnea have a higher risk of having lost a job multiple times, according to preliminary results from... more
ESA wants to hear your space dreams  ESA · 1 week
What is your vision for the future of space? As ESA prepares its programmes for upcoming years, we want to hear what... more
Night owls can 'retrain' their body clocks to improve mental well-being and performance  SCIENCE DAILY · 1 week
A simple tweak to the sleeping patterns of 'night owls' -- people with extreme late sleeping and waking habits -- could lead... more
Poor sleep linked to a lack of essential vitamins and minerals  NEWS MEDICAL · 1 week
A new study suggests that sleep quality may be linked to a lack of essential vitamins in the diet, with the strongest association being seen in... more
Study suggests link between insufficient sleep and mental health symptoms in collegiate students  NEWS MEDICAL · 1 week
Preliminary results from a new study suggest that there is a dose-response relationship between insufficient sleep and mental health symptoms in collegiate... more
Research shows possibility to shift the circadian rhythm of 'night owls'  NEWS MEDICAL · 1 week
A simple tweak to the sleeping patterns of 'night owls' - people with extreme late sleeping and waking habits - could lead to significant improvements in... more
Study demonstrates how teenage students benefit from delayed school start times  NEWS MEDICAL · 1 week
Preliminary findings from a new study of middle school and high school students suggest that they got more sleep and were less likely to feel too... more
Nurses potentially suffer from sleep deprivation and common sleep disorders  NEWS MEDICAL · 1 week
According to preliminary results of a new study, there is a high prevalence of insufficient sleep and symptoms of common sleep disorders among medical center nurses. more
Study shows connection between poor sleep and poor nutrition  NEWS MEDICAL · 1 week
Many Americans get less than the recommended amount of sleep, and many do not consume the recommended amounts of important vitamins and minerals. A new study suggests the two factors... more
Sleep disturbances linked to mental health problems among survivors of natural disaster  NEWS MEDICAL · 2 weeks
Preliminary results from a new study suggest that sleep disturbances are associated with mental health problems among survivors of a natural disaster even two... more
Sleep-disordered breathing severity associated with epigenetic age acceleration  NEWS MEDICAL · 2 weeks
Increasing severity of sleep-disordered breathing and sleep disruption are associated with epigenetic age acceleration, according to preliminary results of a new study. more
Study links sleep-disordered breathing to age acceleration  SCIENCE DAILY · 2 weeks
Increasing severity of sleep-disordered breathing and sleep disruption are associated with epigenetic age acceleration, according to preliminary results of a new study. more
Disturbed sleep linked to mental health problems in natural disaster survivors  SCIENCE DAILY · 2 weeks
Preliminary results from a new study suggest that sleep disturbances are associated with mental health problems among survivors of a natural disaster even two years after... more
Teens sleep longer, are more alert for homework when school starts later  SCIENCE DAILY · 2 weeks
Preliminary findings from a new study of middle school and high school students suggest that they got more sleep and were less likely to... more
Keeping kids healthy and sane in a digital world  NEWS MEDICAL · 2 weeks
Smartphones, tablets and video consoles can be addictive. They interfere with sleep. They draw kids into an alternate universe, often distracting them from more productive — and healthier — real-world... more
Irregular sleep patterns associated with metabolic abnormalities  NEWS MEDICAL · 2 weeks
A new study has found that not sticking to a regular bedtime and wakeup schedule--and getting different amounts of sleep each night--can put a person at higher risk for obesity, high cholesterol, hypertension, high... more
UA physician-scientist receives grant to study sleep apnea and heart health  NEWS MEDICAL · 2 weeks
Obstructive sleep apnea is a common condition that has been associated with increased mortality, especially in individuals who have cardiac arrhythmia. A University of Arizona physician-scientist... more
Sleep extension may help reduce cardiometabolic risk  NEWS MEDICAL · 2 weeks
Increasing sleep duration may help reduce cardiometabolic risk--or the risk of heart disease and metabolic disorders-- in individuals who do not get enough sleep, according to an analysis of all published studies on the... more
Study compares effectiveness of different treatment strategies for insomnia  NEWS MEDICAL · 2 weeks
New research indicates that for treating insomnia, stimulus control therapy (which reassociates the bed with sleepiness instead of arousal) and sleep restriction therapy are effective, and it is best to... more
Medical News Today: Causes of vivid dreams  MNT · 2 weeks
Some common causes of vivid dreams include sleep deprivation, alcohol consumption, and substance use. Practicing good sleep hygiene may help prevent them. Learn more about the causes of vivid dreams here. more
Irregular sleep patterns linked to metabolic disorders  SCIENCE DAILY · 2 weeks
A new study has found that not sticking to a regular bedtime and wake up schedule -- and getting different amounts of sleep each night -- can put a person at higher risk for... more
Medical News Today: Regular sleep schedule likely benefits metabolic health  MNT · 2 weeks
Studies have linked sleep insufficiency to metabolic conditions. Now, new research reveals that varying time and length of sleep could also be a factor. more
Poor sleep associated with high blood pressure  NEWS MEDICAL · 2 weeks
A bad night's sleep may result in a spike in blood pressure that night and the following day, according to new research led by the University of Arizona. more
Opioids are not sleep aids, and can actually worsen sleep research finds  SCIENCE DAILY · 2 weeks
Evidence that taking opioids will help people with chronic pain to sleep better is limited and of poor quality, according to an interdisciplinary team... more
Sleepless nights linked to high blood pressure  SCIENCE DAILY · 2 weeks
A bad night's sleep may result in a spike in blood pressure that night and the following day, according to new research led by the University of Arizona. The study, to be published in... more
A new experiment didn’t find signs of dreaming in brain waves  SCIENCE-NEWS · 2 weeks
Brain activity that powers dreams may reveal crucial insight into consciousness, but a new study failed to spot evidence of the neural flickers. more
Insufficient sleep may increase risk of teens engaging in unsafe sexual behaviors  NEWS MEDICAL · 2 weeks
Teenagers who don't get enough sleep may be at an increased risk of engaging in unsafe sexual behaviors, such as not using condoms or... more
Medical News Today: What to know about deep sleep  MNT · 2 weeks
During deep sleep, the body restores various functions, including energy and memory. There are several stages of sleep, and they are all important. Learn more about deep sleep here. more
What to know about deep sleep  MNT · 2 weeks
During deep sleep, the body restores various functions, including energy and memory. There are several stages of sleep, and they are all important. Learn more about deep sleep here. more
Sleep, wake, repeat: How do plants work on different time zones?  SCIENCE DAILY · 2 weeks
Researchers have developed a new method to reliably measure plant circadian clocks and how different plants respond to day and night, and that these circadian rhythms... more
Insufficient sleep may increase risk of teens engaging in risky sexual behaviors  NEWS MEDICAL · 2 weeks
Teenagers who don't get enough sleep may be at an increased risk of engaging in unsafe sexual behaviors, such as not using condoms or... more
Chronic, low-quality sleep linked with poor health among young teens  NEWS MEDICAL · 2 weeks
With summer break and longer days ahead, parents of young teens may be wondering whether to let good sleep habits slide over the next couple of months. New... more
Sleep, wake, repeat: How do plants work on different time zones?  PHYS.ORG · 2 weeks
It's widely understood that humans have a circadian clock. When we travel long distances, things get knocked out of kilter. more
Coffee not as bad for our arteries as previously thought  NEWS MEDICAL · 2 weeks
Drinking coffee might keep us up at night, but new research has given us a reason to sleep easy knowing that the popular drink isn't as bad for... more
Medical News Today: Why do people laugh in their sleep?  MNT · 3 weeks
A person may laugh in their sleep due to odd dreams or sleep disorders. Rarely, the cause is a neurological condition. Sleep laughing can also be normal, especially... more
Why do people laugh in their sleep?  MNT · 3 weeks
A person may laugh in their sleep due to odd dreams or sleep disorders. Rarely, the cause is a neurological condition. Sleep laughing can also be normal, especially in babies. Learn more about laughing... more
Medical News Today: Why sleep is essential for health  MNT · 3 weeks
Sleep is important for energy, avoiding weight gain, lowering the risk of heart disease, and reducing stress. Learn more about the importance of getting a good night’s rest here. more
Concussion symptoms can be reversed by magnetic stimulation  NEWS MEDICAL · 3 weeks
Concussion symptoms--such as loss of balance, hazy comprehension, sleep disturbance and ability to walk straight--can be reversed by a new type of magnetic stimulation, research at the University of Saskatchewan shows. more
A wake-up call on data-collecting smart beds and sleep apps  NEWS MEDICAL · 3 weeks
Your bed could be watching you. OK, so not with a camera. But if you have any of a variety of "smart beds," mattress pads or sleep apps,... more
What Effect will Brexit Have on UK Spaceflight?  SPACE.COM · 3 weeks
Britain hopes its spacefaring dreams won't be slowed down by the country's expected departure from the European Union, although the move is likely to have a negative impact on the economy. more
Gotta catch some shuteye: Pokemon unveils 'sleep game'  PHYS.ORG · 3 weeks
Having trouble waking up in the morning? Not getting enough sleep? The company that brought you Pokemon Go may have a solution: a game "played" by sleeping. more
Medical News Today: Tips for sleeping better  MNT · 3 weeks
Not getting enough sleep can negatively affect a person’s energy levels and overall health. However, making some simple changes to sleep habits can help a person sleep better. Learn more here. more
Medical News Today: What are the benefits of sleeping naked?  MNT · 3 weeks
Many people prefer to wear pajamas or another type of comfortable attire in bed. However, sleeping naked can help keep the body cool, which may promote better quality... more
Medical News Today: Why do I keep waking up at night?  MNT · 3 weeks
Waking up in the middle of the night is common. However, if it occurs often, it may signal the presence of an underlying condition. Sleep apnea,... more
Evidence found of continuous phase transition when rats move from sleep to awake  PHYS.ORG · 4 weeks
A team of researchers with affiliations to institutions in Brazil, Portugal and Spain has found evidence of a continuous phase transition occurring... more
Study examines effect of sleep quality on peptic ulcer recurrence in older adults  NEWS MEDICAL · 4 weeks
Poor sleep quality and peptic ulcer disease (PUD, a condition when sores known as ulcers develop on the lining of your stomach... more
The effect of sleep quality on peptic-ulcer relapse in older adults  SCIENCE DAILY · 4 weeks
Poor sleep quality and peptic ulcer disease (PUD, a condition when sores known as ulcers develop on the lining of your stomach or in the first... more
Medical News Today: How lack of sleep harms circulation  MNT · 4 weeks
New research pinpoints a possible mechanism underlying the relationship between lack of sleep and a heightened risk of diverse cardiovascular problems. more
Researchers study reason for burden of HLBS disorders in south rural communities  NEWS MEDICAL · 4 weeks
People born in rural communities in the South, especially in southern Appalachia and the Mississippi Delta, may live shorter and less healthy lives than... more
Exercise may help teens sleep longer, more efficiently  SCIENCE DAILY · 4 weeks
Getting more exercise than normal -- or being more sedentary than usual -- for one day is enough to affect sleep later that night. Researchers found that when teenagers got more physical... more
Physical activity may help adolescents sleep longer, more efficiently  NEWS MEDICAL · 4 weeks
Getting more exercise than normal - or being more sedentary than usual - for one day may be enough to affect sleep later that night, according to a new study... more
Dreams of Comoros oil boom hang on seismic survey  PHYS.ORG · 4 weeks
For years, the Comoros islands off the east coast of Africa have dreamt of an oil or gas strike—now the first planned seismic survey could reveal if the poverty-stricken nation's... more
Limiting exposure to blue-light emitting devices can improve sleep quality in teenagers  NEWS MEDICAL · 4 weeks
Sleep in teenagers can be improved by just one week of limiting their evening exposure to light-emitting screens on phones, tablets and computers, according... more
Study helps explain why lack of sleep is bad for the heart  NEWS MEDICAL · 4 weeks
In recent years, numerous studies have shown that people who don't get enough sleep are at greater risk of stroke and heart attack. more
Medical News Today: Sleep apnea and cancer: Is there a link, and in what cases?  MNT · 4 weeks
New research analyzing a large dataset suggests there may be a link between sleep apnea and the likelihood... more
Why lack of sleep is bad for your heart  SCIENCE DAILY · 4 weeks
People who sleep fewer than 7 hours per night have lower levels of gene-regulating molecules, or microRNAs, which help dampen down inflammation in cells and support vascular health. more
A wake-up call on data-collecting smart beds and sleep apps
NEWS MEDICAL
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