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Sleep disorders news

Sleep disorders

Oxytocin may reduce mood changes in women with disrupted sleep

Oxytocin, often called "the love hormone," may play a protective role in mood disturbances triggered by sleep loss and hormonal shifts during key reproductive transitions like postpartum and menopause, according to a study ...

Addiction

Effects of poor sleep may contribute to alcohol problems in college students

Certain behavioral effects of not getting enough sleep may explain why people who have insomnia are at risk for problems with alcohol. A study of college students, published in Alcohol: Clinical and Experimental Research, ...

Sleep disorders

Verbal response time reveals hidden sleepiness in older adults

A new study led by UCLA investigators shows that Verbal Reaction Time (VRT), the amount of time it takes a person to respond verbally, can be a marker of sleepiness in older adults. The study, which measured participants' ...

Health

How dairy might disrupt your sleep and dreams

Ebenezer Scrooge tried to wave away the ghost of Jacob Marley by blaming the apparition on "an undigested bit of beef … a crumb of cheese." Charles Dickens might have been writing fiction, but the idea that late-night dairy ...

Psychology & Psychiatry

Cheese may really be giving you nightmares, scientists find

Scientists have found that eating too much dairy could ruin your sleep. Researchers questioned more than 1,000 students about the quality of their sleep, their eating habits, and any perceived link between the two, and found ...

Health

Why frequent nightmares may shorten your life by years

Waking up from a nightmare can leave your heart pounding, but the effects may reach far beyond a restless night. Adults who suffer bad dreams every week were almost three times more likely to die before age 75 than people ...

Sleep disorders

Silent night: Anatomical solutions for snoring

Snoring is often dismissed as a harmless quirk—or the punchline of bedtime jokes—but it can signal deeper issues that go beyond mere acoustic annoyance.

Neuroscience

Blinding lights: The hidden science behind gambling's glow

There's a reason casinos rarely have windows or clocks, they're engineered to make you lose track of time. But what if it's not just time you're losing? New research suggests that the lighting used in gambling environments ...

Neuroscience

Study finds we can respond to verbal stimuli while sleeping

Sleep is not a state in which we are completely isolated from our environment: while we sleep, we are capable of hearing and understanding words. These observations, the result of close collaboration between teams at Paris ...

Sleep disorders

Letting go of extra weight to control sleeping sickness

A new study led by Luísa Figueiredo, group leader at the Instituto de Medicina Molecular João Lobo Antunes (iMM; Portugal), and published in Nature Microbiology found a new strategy by the host to cope with Trypanosoma ...

Health

Sleepless cities: How urban noise and light keep us up at night

Living in cities that never sleep has its price: inhabitants are getting less, worse quality, sleep. We cannot forget that sleep, though often undervalued, is a fundamental part of staying in good health. It is well established ...

Psychology & Psychiatry

Survey shows job worries are keeping Americans awake at night

The American Academy of Sleep Medicine (AASM) polled about 2,000 U.S. adults, finding that 69% reported lost sleep due to concerns about job security and 75% were kept up with thoughts about whether the United States would ...

Cardiology

Insomnia may be an early risk factor for irregular heart rhythm

Younger adults diagnosed with insomnia were more likely to develop a type of irregular heartbeat—and to do so earlier—than those without a history of insomnia, according to a large study of military veterans. The findings ...

Sleep disorders

CPAP helps cut heart risks—but you have to actually use it

For sufferers of sleep apnea, continuous positive airway pressure (CPAP) machines may guard against having a second heart attack, stroke or other cardiovascular crisis, but they have to use it consistently, a new study finds.