sleep

Millions of people around the world struggle with sleep problems every night. Some lie awake for hours trying to fall asleep, while others wake up again and again during the night. Poor sleep can affect almost every part of life, including mood, energy, memory, work performance, and physical health. For many people, insomnia becomes a […] The post Could Medical Cannabis Help People Finally Sleep …

The moment you fall asleep, your throat starts forgetting what it’s supposed to do. Not all at once. It’s a gradual withdrawal, a quieting of the neural signals that spend every waking hour keeping the muscles of your upper airway taut and open. In people with obstructive sleep apnea, that nightly retreat goes too far. The airway sags. It collapses. Breathing stops, the brain fires off an alarm, …

Around one-quarter of Americans who are ‘good sleepers’ experience acute insomnia each year. However, without treatment 75 percent recover without developing persistent sleep problems. Of the rest, 21 percent went on to experience recurring bouts of insomnia and the remaining 4 percent developed chronic insomnia. Insomnia is defined as having trouble falling asleep or staying asleep for at least …

Scientific Reports, Published online: 08 May 2026; doi:10.1038/s41598-026-50792-9 Combination of dysfunctional beliefs about sleep and excessive daytime sleepiness as a psychobehavioral characteristic of comorbid insomnia and sleep apnea

A new study suggests that the risk of heart disease in people with sleep apnea may depend on more than just how severe their condition is. It may also depend on how much their breathing problems change from one night to the next. Sleep apnea is a disorder where breathing repeatedly stops and starts during […] The post Why nightly changes in sleep apnea could harm your heart appeared first on Know…

Many people think of sleep as a time when the body rests and recovers. But for millions of people around the world, sleep is not as peaceful as it should be. A condition called obstructive sleep apnea, often shortened to OSA, can quietly disturb breathing during sleep and slowly harm the body over time. A […] The post Sleep apnea linked to much higher heart disease risk and death risk appeared fi…

Immersive, vivid dreams can create the perception of deep sleep, researchers report in a study published March 24 in the journal PLOS Biology. The findings might help explain the purpose of these nighttime visions and could lead to improved treatments for sleep disorders. “Our study suggests that dreams may help shape how we experience sleep by immersing us in an internal world that keeps us disc…

- Science news - Featured news - Sleep apps help some users, but they stress out people with insomnia Sleep apps help some users, but they stress out people with insomnia The more we understand about the importance of sleep, the more we try to improve our sleep — making apps that claim to track sleep using smartwatches and other devices increasingly popular. But the technology is still new, and i…

Sleep sex is a real medical condition. Explore sexsomnia symptoms, risk factors, brain wave research, and potential management strategies.

Sound machines and “sleep sounds” are often marketed as a cure for restless nights, but new research suggests they may actually be working against the brain. Pink noise is widely used to help people sleep, but new research suggests it may interfere with the brain’s ability to recover overnight. A study from the University of [...]

Insomnia is one of the commonest health issues, and problem sleepers have a choice of options

Join Harvard Griffin GSAS for a discussion with Dr. Elizabeth Klerman, MD/PhD ’90, professor at Massachusetts General Hospital’s (MGH) Department of Neurology, and a faculty affiliate of Harvard Medical School’s (HMS) Division of Sleep Medicine, on why we need sleep, the serious health and economic consequences of sleep loss, the impact of technology on sleep, and much more. Harvard University an…

Insomnia Treatment in Florida is a comprehensive, evidence-based approach that addresses the root causes of persistent difficulty falling or staying asleep, moving beyond temporary reliance on sleeping pills. The primary strategy combines Cognitive Behavioral Therapy for Insomnia (CBT-I) to retrain the brain for natural sleep with precision medication management for short-term symptom relief. Thi…

Clinical trial findings show an electronic system that reads brain waves and feeds back personalized audio tones helps people with insomnia achieve better sleep.

Can blue light glasses increase melatonin production during the evening and help people with insomnia and sleep deprivation? Blue light glasses can improve sleep quality by blocking blue light emitted from screens and artificial lighting, which disrupts melatonin production and circadian rhythms. Let's understand the science behind how blue light glasses help you sleep better. Glasses for a good …

WashU was first to reveal the intricate link between fragmented sleep and dementia

Editor guidelines Frontiers' collaborative peer review is unique and quality-focused. Read on for a guide for reviewers on what to expect of our peer review process. What is Frontiers' peer review model? Frontiers operates a single-anonymized model during the review process. This means the reviewers know who the authors are in order to offer a full assessment within the context of their research …

takashi abe International Institute for Integrative Sleep Medicine, University of Tsukuba Tsukuba, Japan Community Reviewer Sleep and Circadian Rhythms International Institute for Integrative Sleep Medicine, University of Tsukuba Tsukuba, Japan Community Reviewer Sleep and Circadian Rhythms Université de Fribourg Fribourg, Switzerland Community Reviewer Sleep and Circadian Rhythms University Clin…

In the Masterclass on Sleep and Brain Health, we saw that chronic short sleep impairs mental alertness and can provoke micro-sleeps. Mental alertness was measured using the PVT task (see a dot, press the button) and as sleep deprivation increased, the participants became slower to press the button. This brand new study identifies what happens […] The post Your Brain Slows Down from Lack of Sleep …

The journal Sleep has an interesting study on how people with narcolepsy can experience sometimes striking confusions between what they’ve dreamed and what’s actually happened. Narcolepsy is a disorder of the immune system where it inappropriately attacks parts of the brain involved in sleep regulation. The result is that affected people are not able to … Continue reading "A reality of dreams"