REM Sleep Strengthens Emotional Memories More Than Neutral Ones
Research on young adults found longer REM sleep improved recall of emotional images by 15 percent while neutral images showed no change after a full.
sleep efficiency
23 articles with this tag
Sleep efficiency refers to the percentage of time spent asleep while in bed, as opposed to lying awake. It is a key indicator of sleep quality, with higher sleep efficiency suggesting more restorative sleep. Improving sleep efficiency can lead to better overall sleep, enhancing mood, cognitive function, and physical health. Factors such as maintaining a consistent sleep schedule, creating a comfortable sleep environment, and managing stress can positively impact sleep efficiency, thereby contributing to better sleep.
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Better Sleep Quality Slows Cognitive Slowing in Older Adults
Higher sleep efficiency and fewer awakenings link to faster processing speed and better executive control in older adults with mild cognitive impairment.
Nighttime Awakenings Increase Next-Day Rumination and Reduce Positive
Each additional nighttime awakening raises next-day rumination by 11 percent, independent of total sleep time, according to a two-week study of 187 adults.
Sleep Efficiency Improves Executive Function in Middle-Aged Adults
Sleep efficiency predicted 12 percent better scores on mental flexibility tasks in middle-aged adults tracked by actigraphy in the CARDIA study.
Fruits and Vegetables Boost Sleep Efficiency
A new study of 1,200 young adults found that each additional serving of fruits and vegetables increased sleep efficiency by 1.
High-Fiber Diets Reduce Nighttime Awakenings
A new study of 420 middle-aged adults found that those eating over 25 grams of fiber daily experienced 30% fewer nighttime awakenings.
Fragmented Sleep Boosts Fat Storage Hormones in Adults
A new study reveals that frequent nighttime awakenings trigger hormonal changes that promote fat storage, even when total sleep duration remains.
Fragmented Sleep Raises Frailty Risk in Seniors
A new study tracking nearly 1,800 older adults for five years reveals that broken sleep patterns—not sleep duration—predict faster physical decline.
Poor Sleep Impairs Midlife Working Memory
A new study of 320 midlife adults reveals that fragmented sleep, rather than total sleep duration, significantly impairs working memory performance.
Deep Slow-Wave Sleep Sharpens Problem Solving
A new study reveals that the proportion of slow-wave sleep you get directly predicts your ability to solve complex problems the next day.
Short Sleep Weakens Flu Shot Antibody Response
New research tracking healthy adults across two flu seasons reveals that sleeping less than six hours nightly cuts antibody production from flu.
Fragmented Sleep Predicts Next-Day Anxiety
A new study tracking 120 adults reveals that disrupted sleep—not just sleep duration—directly predicts anxiety levels the following day.
The Goldilocks Sleep Zone
The ultimate takeaway from the MULTI Consortium study is that we must abandon generic, "one-size-fits-all" sleep recommendations.
Managing Cholesterol: How Does Sleep Play a Role?
Why should you care about the sleep-cholesterol connection? The evidence suggests that getting 7-8 hours of quality sleep can optimize HDL, keep LDL.
Night Owls Face Higher Heart Health Risk
The results were eye-opening. Adults who identified as "definite evening people" (night owls) were 79% more likely to have poor cardiovascular health.
Sleep Lessons from "OutLive" by Peter Attia
Peter Attia’s OutLive underscores sleep as a critical determinant of health and longevity, supported by robust scientific evidence.
The Science of Dreams - the Sleeping Mind
Neuroscience and psychology are shedding light on why we dream, what dreams mean, and how they influence our waking lives.
Research Breakdown: New Findings in Sleep Studies (2025)
This article synthesizes recent scientific studies on sleep published by reputable institutions between June 2024 and June 2025, providing a.
Understanding Sleep Latency: The Key to Better Sleep
Sleep is one of the most essential aspects of our health, influencing everything from our mood and cognitive function to our physical well-being.
Deep Sleep Recovery vs Unproven 528 Hz Claims
Deep sleep is an indispensable component of overall health and well-being, playing a vital role in physical restoration, cognitive function, and.
Grounding Sheets and Sleep: What Evidence Shows
Grounding sheets represent a unique blend of ancient wisdom and modern innovation, offering a potential way to reconnect with the Earth’s natural.
Mouth Taping: A Sleep Hack or a Risky Trend?
Mouth taping has captured attention as a trendy sleep hack, with claims of better sleep, reduced snoring, and improved health.
Global Sleep Patterns: A Simplified Study Breakdown
Sleep is a universal need, but how we sleep can depend on where we live. A fascinating study, published as "Country differences in nocturnal sleep.