Circadian Sleep Disorders Network
@CSD_N
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Circadian Sleep Disorders Network is an independent, non-profit, patient advocacy organization. Delayed Sleep Phase Disorder, Non-24, Sleep-Wake Phase Disorder
Global
Joined March 2013
Nov. 24 is Non-24 Awareness Day! It's a neurological sleep disorder in which a person's sleep/wake cycle is longer than 24 hours. The person is unable to adjust their sleep/wake cycle to the length of the day, and their sleep time progresses around the clock. #circadian #non24
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Neurological circadian rhythm disorders aren't a sleep-wake schedule that can be changed through habits or entrainment. There's no flexibility like a typical circadian rhythm. Hence the term "disorder" rather than "preference". Photo: Bruno van der Kraan
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Common anticholinergic drugs like Benadryl linked to increased dementia risk by @HarvardHealth - https://t.co/Hk3Qh8jg4N
health.harvard.edu
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Honored to be representing Delayed Sleep Phase Disorder patients on the @NIH SDRAB. The next meeting is August 7 & 8 - published in the Federal Register (FR. Doc. 2025 - 10538). #DSPD #circadian #advocacy
nhlbi.nih.gov
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"Sleep difficulties are highly prevalent in children with autism spectrum disorder, affecting up to 80%." #DSDP #circadian #autism
pnas.org
Through international gene-matching efforts, we identified 10 individuals with ultrarare heterozygous variants, including 5 de novo variants, in BM...
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.@HankGreen shares his experience w/ DSPD in this #vlogbrothers video. He discusses social model of #disability & DSM-5 definition of disorder: “Significant distress or impairment in social, occupational or other important areas of functioning.” #circadian
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Think circadian biology doesn’t matter? Ask someone with Non–24-Hour Sleep-Wake Rhythym Disorder. Actually... don’t. They’re too busy trying to function in a world that runs on a clock they can’t follow.
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The AASM has issued a new position statement recognizing sleepiness as a critical patient-reported outcome linked to adverse health outcomes, impaired performance, and reduced quality of life. Clinicians, researchers, and policymakers are urged to prioritize its evaluation and
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This is the most important paper in the circadian field in over a decade. A completely new clock component that is evolutionarily conserved. @Eric_E_Zhang @susanksgolden @ @SRBR_Outreach
https://t.co/Gh8fUhDeP7
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We live in 2025. We should never be forced to function on a 9-5 schedule, if it doesn't align with our body's natural circadian rhythm. The cost of sleep deprivation and circadian misalignment lowers productivity and benefits no one. Photo by Lee Dunican
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This fall, we attended the sixth annual Sleep Advocacy Forum & Hill Day in DC. Facilitated by @project_sleep - these events brought together patients, policymakers & community leaders to address sleep issues including #circadian rhythm disorders. #DSPD
https://t.co/9fblh4HOyx
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🕒 Big leap in #circadian clock research! A Nature Communications study maps 242 clock neurons in fruit flies, uncovering new subtypes, light pathway roles, & links to feeding, mating, & #sleep. Findings may aid therapies for sleep & mood disorders.
eurekalert.org
Scientists from Okayama University, Julius-Maximilians-University of Würzburg, and University of Nevada Reno have constructed a comprehensive map of synaptic connection for the circadian clock in...
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🕒Nov 24 is Non-24 Awareness Day! #Non24 Day aims to help raise awareness of #Non24HourSleepWakeDisorder, a serious #circadian sleep disorder in which a person's sleep/wake cycle is longer than 24 hours. Share to help raise awareness! Learn more at @CSD_N: https://t.co/riZ3VJ6mnG
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NEW STUDY: Results “challenge the notion that evening chronotype is a risk factor for psychiatric disorders per se, suggesting instead that evening types are at a greater risk for psychiatric disorders due to circadian misalignment"🦉⏰ @anguscburns @circadian247 @jlane_boston
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