When HHMI Investigator Amita Sehgal started studying sleep 25 years ago, the topic elicited a yawn from most biologists. "In the year 2000, if I had suggested to my department that we hire people working on sleep, they would ...
Feb 18, 2026
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Have you heard people say eating cheese before bed will cause you to have vivid dreams or nightmares?
Jul 3, 2025
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Late nights, early risings and broken sleep schedules are hallmarks of youth, but those sleepless nights may leave marks deeper than dark circles under the eyes.
Oct 17, 2025
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Over 70 million Americans wear digital activity trackers (DATs) to record their sleep, steps and heart rate. A new study from Scripps Research found that these devices could also provide insight into even more, including ...
Dec 24, 2025
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A tiny neural network is sufficient to control the daily rhythm of the fruit fly, Drosophila melanogaster. Researchers at the University of Würzburg have shown that only four specialized nerve cells are necessary to drive ...
Oct 29, 2025
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Getting enough weekly exercise may help smokers over 40 reduce depression and sleep issues to levels seen in non-smokers, according to a study from the Texas A&M University School of Public Health.
Sep 27, 2025
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Middle-aged and older adults who were more active in the evenings had poorer cardiovascular health compared to their peers who were more active during the day. This may be especially true among women, according to new research ...
Jan 28, 2026
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Chronic inflammation, already tied to heart disease and cancer, may also worsen the emotional toll of poor sleep. A new UCLA Health study found that older adults with insomnia who experience inflammatory exposure face triple ...
Jul 16, 2025
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Instances of insomnia are on the rise globally, which is a matter of great concern, as lack of sleep can take a heavy toll on one's physical and mental health. A recent study by The Education University of Hong Kong investigated ...
You're gently drifting off to sleep when suddenly your arms and legs convulse and you jolt yourself awake. Or, perhaps you're relaxing in bed when, out of the blue, your dozing partner does an almighty twitch, scaring you ...
Sep 17, 2025
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