sleep

Zero-burden technologies show that brighter days and cooler nights could improve sleep in dementia

by University of Surrey edited by Lisa Lock, reviewed by Andrew Zinin   Credit: Sleep (2025). DOI: 10.1093/sleep/zsaf125 Implementing changes to indoor environments, such as cooler bedrooms at night and increasing the amount of bright light during the day, could significantly improve sleep for people living with dementia, according to a study led by the University of Surrey. The study, published […]

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Understanding the bidirectional relationship between sleep and mental health

by Rachel Tompa, Stanford University edited by Lisa Lock, reviewed by Robert Egan   Credit: Pixabay/CC0 Public Domain Many of us have a fraught relationship with sleep. We delay bedtime for precious alone time, we scroll on our phones in bed, we sacrifice weeknight sleep only to catch marathon Z’s on the weekend. Anyone who’s tossed and turned

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Are You Taking Too Much Melatonin for Sleep?

Written by Hilary Macht | Reviewed by Amy B. Gragnolati, PharmD, BCPS Published on June 3, 2024 Key takeaways: Smaller doses of melatonin may be more effective than larger ones for helping you sleep. Melatonin supplements are not regulated by the FDA, and products often contain more than what’s written on the label. Boost your body’s natural melatonin

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NEW THEORY MAY EXPLAIN ONE OF THE MYSTERIES OF SLEEP

JULY 21ST, 2025POSTED BY U. MICHIGAN (Credit: Getty Images) SHARE THIS ARTICLE Facebook Twitter Reddit Email You are free to share this article under the Attribution 4.0 International license. TAGS BRAINS MEMORY SLEEP UNIVERSITY UNIVERSITY OF MICHIGAN Researchers may have developed a new theory to account for one of sleep’s looming mysteries. Every living thing that sleeps

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Sleep helps stitch memories into cognitive maps, according to new neuroscience breakthrough

by Eric W. Dolan  June 28, 2025 in Memory, Neuroimaging, Sleep A new study by neuroscientists at the Massachusetts Institute of Technology sheds light on how the brain creates internal maps of space. Their research in mice reveals that while some brain cells quickly encode specific locations, it takes a broader ensemble of neurons and repeated experiences—along with sleep—to

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Garmin wants you to wear this armband to bed for detailed sleep stats

By Abhimanyu Ghoshal June 19, 2025 Facebook Twitter Flipboard LinkedIn Reddit Garmin says the wide Index armband is designed to be breathable and comfortable to wear through the night Garmin View 4 Images View gallery – 4 images If you’re keen on tracking your sleep without strapping a gadget onto your wrist, Garmin says its new

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Why do some people need less sleep than others? A gene variation could have something to do with it

by Kelly Sansom, Peter Eastwood, The Conversation edited by Gaby Clark, reviewed by Andrew Zinin   Credit: Unsplash/CC0 Public Domain Have you ever noticed how some people bounce out of bed after just a few hours of sleep, while others can barely function without a solid eight hours? Take Margaret Thatcher, for example. The former British prime minister

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The sleep switch: How one brain signal turns sleep on and off

by Magdalena Gonciarz, Dresden University of Technology edited by Sadie Harley, reviewed by Robert Egan   C. elegans. Credit: Lorenzo Rossi People spend about a third of their lives asleep. Yet, surprisingly little is known about how our brains control falling asleep and waking up. Now, researchers led by Prof. Henrik Bringmann at the Biotechnology Center (BIOTEC) of

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