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REM and deep sleep, not just total sleep time, associated with disease risk

A new study found that greater amounts of REM and deep sleep were associated with lower risks of dozens of diseases, while less than 5 hours of total sleep was linked to high risks of disease. The study analyzed data from 95,559 UK Biobank participants and identified significant associations between sleep patterns and incident diseases.

SourcePLOS·JournalPLOS Medicine·TypeObservational study·DateSep 17, 2026

Online cognitive behavioral therapy: An accessible solution for insomnia and anxiety in older adults

A digital platform developed by Concordia University researchers offers an accessible solution for older adults struggling with insomnia and anxiety. The seven-week eCBT+ program demonstrates high effectiveness in improving sleep efficiency and reducing symptoms of both conditions, with users finding the platform easy to use and useful.

SourceConcordia University·JournalAge and Ageing·TypeRandomized controlled/clinical trial·DateJun 9, 2026

Commonly prescribed medication for sleep problems raises alarm bells

A clinical trial found that low-dose quetiapine improved sleep quality and reduced obstructive sleep apnea severity, but significantly impaired alertness and driving performance. The study highlights the need for caution when using sedating medications for insomnia in people with known or possible sleep apnea.

SourceFlinders University·JournalAnnals of the American Thoracic Society·TypeRandomized controlled/clinical trial·DateJun 1, 2026

Secondary analysis of the digital insomnia therapy somnovia identifies a reduction in hyperarousal as a transdiagnostic mechanism of action and is published in the journal Behaviour Research and Therapy

A secondary analysis of the digital insomnia therapy somnovia identifies reducing hyperarousal as its primary mechanism of action for treating chronic insomnia. This process is linked to numerous other mental health conditions, suggesting positive effects beyond just sleep disorders.

SourceGAIA (Germany)·JournalBehaviour Research and Therapy·TypeRandomized controlled/clinical trial·DateJun 1, 2026

New guideline provides recommendations on combining treatments for chronic insomnia

The new clinical practice guideline from the American Academy of Sleep Medicine provides evidence-based recommendations on combining behavioral-psychological and pharmacological therapies to treat chronic insomnia disorder in adults. The guideline suggests that CBT-I by itself is the most efficacious first-line treatment for insomnia, ...

SourceAmerican Academy of Sleep Medicine·JournalJournal of Clinical Sleep Medicine·TypeSystematic review·DateApr 21, 2026

Why we sleep poorly in new environments: A brain circuit that keeps animals awake

Scientists at Nagoya University identified a brain circuit that keeps mice awake in unfamiliar environments, releasing neurotensin to maintain wakefulness and protect against potential dangers. This discovery may explain the 'first night effect' in humans, where the brain remains vigilant on the first night in a new place.

SourceNagoya University·JournalProceedings of the National Academy of Sciences·TypeExperimental study·DateFeb 2, 2026

Clinical trial of early morning shift workers shows promise of new drug for reducing excessive sleepiness

A new clinical trial found that solriamfetol helped early morning shift workers with shift work disorder stay more alert and report better overall functioning. The study, published in NEJM Evidence, enrolled 78 early-morning shift workers and showed significant improvement in sleepiness and daily activities after four weeks of treatment.

SourceBrigham and Women's Hospital·JournalNew England Journal of Medicine·TypeRandomized controlled/clinical trial·DateJan 28, 2026

Improving sleep isn’t enough: researchers highlight daytime function as key to assessing insomnia treatments

Researchers developed a smartphone-based assessment approach to detect improvements in daytime insomnia symptoms, detecting treatment effects more powerfully than traditional methods. The new method leverages real-time, multimethod assessment and shows potential for personalizing sleep medicine care.

SourceUniversity of Maryland School of Medicine·JournalJAMA Network Open·TypeRandomized controlled/clinical trial·DateJan 8, 2026

Sleep duration, timing, and quality: how smartphone data predict labor productivity

A study analyzing smartphone-based sleep data from over 80,000 Japanese workers found associations between short and long sleep duration, sleep latency, and social jetlag with presenteeism scores. These factors can predict labor productivity loss, emphasizing the need for personalized interventions to improve sleep health.

Insomnia combined with sleep apnea is associated with worse memory in older women

Older adults with comorbid insomnia and sleep apnea demonstrated worse verbal memory performance than those with sleep apnea alone. Women showed a significant association between COMISA and worse verbal memory outcomes, while men did not. This finding suggests a potential hidden sleep-related pathway to cognitive decline in women.

SourceAmerican Academy of Sleep Medicine·JournalJournal of Clinical Sleep Medicine·TypeObservational study·DateDec 1, 2025

Social media detox and youth mental health

A 1-week social media detox in young adults was associated with reduced symptoms of depression, anxiety, and insomnia. The study's findings suggest a potential therapeutic benefit of reducing social media use for mental health concerns.

SourceJAMA Network·JournalJAMA Network Open·DateNov 24, 2025

Groundbreaking review reveals how gut microbiota influences sleep disorders through the brain-gut axis

A comprehensive review synthesizes current insights into the intricate connections between gut microbiota and sleep regulation, highlighting the crucial role of peripheral organs in modulating brain function and behavior. Disruptions in gut microbiota composition are closely linked to sleep disturbances across multiple disorders.

SourceGenomic Press·JournalBrain Medicine·TypeLiterature review·DateNov 4, 2025

Idiopathic hypersomnia is a rare disease of excessive sleepiness, with patients revealing they never feel rested or awake no matter how much sleep they get, in analysis of online posts

Idiopathic hypersomnia is a rare condition characterized by excessive daytime sleepiness. Patients report never feeling rested or awake despite adequate sleep, affecting their daily lives. The study analyzed online posts to better understand the experience and impact of living with this disease.

SourcePLOS·JournalPLOS One·DateOct 22, 2025

Listening to your own brainwaves reduces symptoms of stress, anxiety and insomnia in health care workers

A new study from Wake Forest University School of Medicine found that a brief sound-based neurotechnology intervention can improve well-being by reducing symptoms of stress, anxiety, and insomnia in healthcare workers. The intervention uses acoustic neuromodulation guided by each participant's unique brainwave patterns.

SourceAtrium Health Wake Forest Baptist·JournalGlobal Advances in Integrative Medicine and Health·TypeRandomized controlled/clinical trial·DateOct 21, 2025

Job changes may cause headaches and insomnia

A nationwide survey of 20,000 people found that those who changed jobs in the past year reported higher rates of health symptoms. Job changers often experience more stress factors, such as late-night shifts and excessive workloads, which can negatively impact mental and physical health.

SourceUniversity of Tsukuba·JournalOccupational and Environmental Medicine·DateOct 2, 2025

Wake perception during sleep is common and healthy

Research suggests that people with insomnia disorders have intact sleep-wake regulatory systems, indicating that cognitive behavioral therapy for insomnia (CBT-I) may be an effective treatment. Objective sleep parameters and direct sleep-wake perception did not significantly differ from healthy participants, highlighting the potential ...

SourceUniversité de Genève·JournalScientific Reports·TypeNews article·DateJun 5, 2025

Therapist in your pocket

A team of researchers from Kyoto University has developed a smartphone app that teaches core techniques of cognitive-behavioral therapy (CBT) to treat subthreshold depression and anxiety. The app, RESiLIENT, was tested in the largest-ever individually randomized trial of its kind, showing promising results with no serious adverse effects.

SourceKyoto University·JournalNature Medicine·TypeRandomized controlled/clinical trial·DateApr 23, 2025

One hour’s screen use after going to bed increases your risk of insomnia by 59%, scientists find

A study of 45,202 Norwegian young adults found that using a screen in bed increases the risk of insomnia by 59% and cuts sleep time by 24 minutes. The type of screen activity used does not appear to matter as much as overall screen use in bed, with social media being no more disruptive than other activities.

SourceFrontiers·JournalFrontiers in Psychiatry·TypeObservational study·DateMar 31, 2025

The pupil as a window to the sleeping brain

Researchers at ETH Zurich discovered that pupil dynamics is related to specific patterns of brain activity and arousal levels, contradicting previous assumptions about low arousal during sleep. The study uses pupil measurements to monitor brain activity in humans for the first time.

SourceETH Zurich·JournalNature Communications·DateMar 5, 2025

Resistance exercise may be best type for tackling insomnia in older age

Research suggests that resistance exercise is the most effective type for tackling insomnia in older adults, with a significant improvement in sleep quality. Aerobic and combination exercises also show promise, but to a lesser extent. The study analyzed data from 24 studies involving over 2,000 adults aged 60 and above.

SourceBMJ Group·JournalFamily Medicine and Community Health·TypeMeta-analysis·DateMar 4, 2025

Impacts of workplace bullying on sleep can be “contagious” between partners

Research by the University of East Anglia found that exposure to workplace bullying can lead to increased symptoms of insomnia in both individuals and their partners. The study also highlights the 'contagious' nature of sleep issues between partners, where one person's sleep problems can influence the other.

SourceUniversity of East Anglia·JournalJournal of Interpersonal Violence·TypeObservational study·DateFeb 20, 2025

The reliability of subjective reports of sleep duration and quality: Insights from in-home electroencephalography

Research found that 66% of individuals who perceived their sleep as poor showed no objective sleep problems, while 45% of those who considered their sleep sufficient were identified as potentially sleep-deprived. The study highlights the inadequacy of relying solely on subjective sleep assessments and emphasizes the importance of incor...

SourceInternational Institute for Integrative Sleep Medicine, University of Tsukuba·JournalProceedings of the National Academy of Sciences·DateJan 20, 2025