MeSH tree: A08.186.211.180.497.342.625
As you get older, it's normal to notice changes in your sleep. These can include fewer hours of shuteye, waking up more during the night, and finding it harder to drop off. However, despite the general view that older people ...
Mar 24, 2026
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A Japanese research team has discovered a new compound that can advance the body's internal clock—offering hope for faster recovery from jet lag and better adaptation to night-shift work. The compound, called Mic-628, specifically ...
Jan 28, 2026
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What makes someone a "morning lark" or a "night owl?" Why does jet lag hit us so hard, and why do some people struggle each winter with seasonal affective disorder? Clues to these puzzles may lie in a tiny brain region called ...
Dec 22, 2025
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You've probably experienced it—your alarm is set for 6:30 a.m., yet somehow your eyes snap open a few minutes before it goes off. There's no sound, no external cue, just the body somehow knowing it's time.
Dec 13, 2025
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This weekend, many people across the country will engage in a twice-a-year ritual: changing their clocks by one hour. At this time of year, "falling back" marks the end of daylight saving time (DST), which was first formally ...
Oct 29, 2025
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The disruption of sleeping and waking patterns from the daylight saving clock change reveals a great deal about our everyday reliance on the interaction of sleep pressure and circadian clocks.
Oct 25, 2025
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Activating specific neurons in a part of the brain that serves as the body's master circadian pacemaker caused mice to eat significantly more during a time of day when they would normally be at rest, a UT Southwestern Medical ...
Oct 15, 2025
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Many people find that their sleep and moods are linked to the seasons. Those living in temperate zones may feel like hibernating in winter and staying out all night in summer, though even those in the tropics can be affected ...
Aug 13, 2025
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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
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Deep-brain imaging in awake mice reveals how light resets the circadian clock by activating complex SCN neuron networks.
Jun 16, 2025
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