Last update:
Sleep disorders news
Alzheimer's disease & dementia
Disrupted sleep damages blood vessels in brain and may increase dementia risk
A new study reveals that fragmented sleep causes cellular damage to the brain's blood vessels, providing further evidence to suggest that sleep disruption predisposes the brain to dementia.
Jul 30, 2025
0
69
Sleep disorders
The anatomy of sleeping in: Why you sleep more on vacation
There's something oddly luxurious about sleeping in. The sun filters through the curtains, the alarm clock is blissfully silent, and your body stays at rest. Yet sleeping in is often treated as an indulgence, sometimes framed ...
Jul 28, 2025
0
0
Is sleeping a lot actually bad for your health? A sleep scientist explains
We're constantly being reminded by news articles and social media posts that we should be getting more sleep. You probably don't need to hear it again—not sleeping enough is bad for your brain, heart and overall health, ...
Jul 24, 2025
0
0
Math explains why babies nap, teens sleep late and older adults wake early
Wonder why babies nap on some days but not on others? Or why older people wake up earlier? Mathematical modeling of sleep regulation provides some surprising answers to these and other questions, according to a new study ...
Jul 22, 2025
0
81
Body clock keeps 24-hour rhythm by distorting gene activity in the heat
Researchers led by Gen Kurosawa at the RIKEN Center for Interdisciplinary Theoretical and Mathematical Sciences (iTHEMS) in Japan have used theoretical physics to discover how our biological clock maintains a consistent 24-hour ...
Jul 22, 2025
0
30
New survey data reveals nearly one-third of Americans engage in a 'sleep divorce'
It's no secret that good sleep makes for better days and stronger relationships, but how couples get that rest, in the same bed or separately, has Americans talking. According to new survey data from the American Academy ...
Jul 21, 2025
0
0
Why it can be harder to sleep during the summer
As the days stretch long and the sun lingers late into the evening, most of us welcome summer with open arms. Yet for a surprising number of people, this season brings an unwelcome guest: insomnia.
Jul 21, 2025
0
0
Scientists discover a signature 'wave' of activity as the brain awakens from sleep
Each morning, your brain embarks on a remarkable series of events: it transitions from being asleep, potentially in an alternate reality, to waking up. Within a short time, you regain waking consciousness, reorient yourself ...
Jul 18, 2025
0
59
Do women really need more sleep than men? A sleep psychologist explains
If you spend any time in the wellness corners of TikTok or Instagram, you'll see claims women need one to two hours more sleep than men.
Jul 17, 2025
0
1
Inflammation triples depression risk for older adults with insomnia, research indicates
Chronic inflammation, already tied to heart disease and cancer, may also worsen the emotional toll of poor sleep. A new UCLA Health study found that older adults with insomnia who experience inflammatory exposure face triple ...
Jul 16, 2025
0
0
Yoga, Tai Chi, walking and jogging may be best forms of exercise for insomnia, data suggest
Yoga, Tai Chi, walking and jogging may be the best forms of exercise to improve sleep quality and ease insomnia, suggest the findings of a comparative pooled data analysis published in the online journal BMJ Evidence Based ...
Jul 15, 2025
0
35
Depression linked to 'internal jet lag'
A Sydney-based study of 69 young people seeking mental health care found almost a quarter showed disrupted body clocks that showed signs that looked like jet lag, despite not having traveled across time zones. The University ...
Jul 15, 2025
0
2
Daily exercise may be key to better sleep, new study finds
New research from The University of Texas at Austin suggests that exercising more frequently—ideally every day—could improve sleep quality, particularly the kind of deep, restorative sleep that supports better mood and ...
Jul 14, 2025
0
14
Insomnia could be key to lower life satisfaction in adults with ADHD traits, study finds
Insomnia could explain why adults with ADHD traits report having a lower quality of life, according to new research led by the University of Southampton and the Netherlands Institute of Neuroscience.
Jul 14, 2025
0
32
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 ...
Jul 12, 2025
0
0
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, ...
Jul 11, 2025
1
0
Cannabinoid products may reduce total sleep time in adults with insomnia says new study
You might have heard cannabis and cannabinoid products can help people sleep. Data shows one of the top reasons people use cannabis is to help them sleep.
Jul 10, 2025
0
1
How sleep might mitigate worst symptoms of internet gaming disorder
The World Health Organization defines IGD as a pattern of persistent or recurrent gaming behavior that takes precedence over other life interests and activities, resulting in significant impairment or distress.
Jul 10, 2025
0
0
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' ...
Jul 9, 2025
0
0
Sleep divorce: Could sleeping separately from your partner lead to a better night's rest?
Hundreds of years ago, it was common for married couples among the European upper classes to have separate bedrooms. Sleeping separately was a symbol of luxury and status historically reserved for royalty and the very wealthy.
Jul 7, 2025
0
0
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 ...
Jul 4, 2025
0
1
Does eating cheese before bed really give you nightmares? Here's what the science says
Have you heard people say eating cheese before bed will cause you to have vivid dreams or nightmares?
Jul 3, 2025
0
0
Sleep cycle an uphill battle for most driven Tour de France competitors
Peak performance in elite sport relies on a myriad of physical and mental capacities—and now there is an increasing consideration of the role of good sleep for training and competition performance.
Jul 3, 2025
0
0
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 ...
Jul 1, 2025
0
193
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 ...
Jul 1, 2025
0
0
