All Stories

  1. Nap Timing Matters: Later Siesta Associates with Increased Muscle Mass and Decreased Fat Mass in Spain and the US
  2. Feasibility of a Contactless, Self-Directed, Home-Based Dim-Light Melatonin Onset Protocol: The Circadia Pilot Study
  3. Optimal nap timing and body mass index: beyond duration
  4. Illuminating the influence of natural daylight on human metabolism
  5. Adverse cardiometabolic impacts of sleep fragmentation and estradiol suppression: An experimental model of menopause
  6. Longitudinal Associations of Sedentary Behavior and Physical Activity With Sleep Duration and Quality in Individuals Living With and Beyond Colorectal Cancer
  7. Light Exposure at Night and Cardiovascular Disease Incidence
  8. Longitudinal Associations of Sedentary Behavior and Physical Activity With Diurnal Rest-Activity Rhythms in Survivors of Colorectal Cancer Up to 5 Years Post-Treatment
  9. Short-term 24h dietary recalls from observational studies cannot support claims on mortality
  10. Editorial: Social Time Pressure, Sleep, and Eating Rhythms — Lessons from a Pandemic “Natural Experiment”
  11. OC26 - 24-hour dynamic metabolic phenotyping in individuals after bariatric surgery
  12. Ten questions concerning the economics of indoor environmental quality in buildings
  13. Early meal timing attenuates high polygenic risk of obesity
  14. 2207-LB: Diurnal Patterns of Glucose and Insulin Responses to Identical Meals in Individuals after Sleeve Gastrectomy
  15. 1654-P: Effects of Acute Late Isocaloric Eating on 24-h Blood Glycemia in Adults with Overweight and Obesity
  16. Uncovering key factors in weight loss effectiveness through machine learning
  17. Advancing Chrononutrition for Cardiometabolic Health: A 2023 National Heart, Lung, and Blood Institute Workshop Report
  18. 0252 Chronotype and Disordered Eating Behavior: A Systematic Review and Meta-Analysis
  19. 0203 Effects of Late Meal Timing on Hunger, Appetite, and Dietary Behaviors of Adults with Overweight/Obesity: A Randomized, Cross-Over, Controlled Trial
  20. 0158 Examining the Impact of Late versus Early Meal Timing on Mood in a Randomized Crossover Trial
  21. 0010 The Diurnal Rhythmicity of Untargeted Metabolomic Profiles in Humans
  22. 0272 Three Days of Sleep Restriction Increases 24-Hour Glucose Levels in Healthy Young Adults as Measured by Continuous Glucose Monitoring
  23. Daytime eating during simulated night work mitigates changes in cardiovascular risk factors: secondary analyses of a randomized controlled trial
  24. Sleep and the Mediterranean diet: A systematic review and meta-analysis
  25. Independent effects of the human circadian system and sleep/eating cycles on caloric intake in adolescents vary by weight status
  26. Home-based dim light melatonin onset assessment among adults with obesity: feasibility and procedural considerations
  27. Siesta behavior and genetics interact to influence obesity risk
  28. Fractal motor activity during wakefulness and sleep: a window into depression recency and symptom recurrence
  29. Associations of Rest‐Activity Rhythm Disturbances With Stroke Risk and Poststroke Adverse Outcomes
  30. A Protocol to Determine Circadian Phase by At‐Home Salivary Dim Light Melatonin Onset Assessment
  31. Time‐restricted eating affects human adipose tissue fat mobilization
  32. Circadian transcriptome oscillations in human adipose tissue depend on napping status and link to metabolic and inflammatory pathways
  33. The effect of experimentally induced sleep fragmentation and estradiol suppression on neurobehavioral performance and subjective sleepiness in premenopausal women
  34. Melatonin decreases human adipose tissue insulin sensitivity
  35. Dietary patterns and insomnia symptoms: A systematic review and meta-analysis
  36. Longitudinal associations of diurnal rest-activity rhythms with fatigue, insomnia, and health-related quality of life in survivors of colorectal cancer up to 5 years post-treatment
  37. 0289 Sleep Fragmentation and Estradiol Suppression Effects on Cardiometabolic Health in Women: An Experimental Model
  38. Hypertension: Causes and Consequences of Circadian Rhythms in Blood Pressure
  39. Publisher Correction: Impact of polygenic score for BMI on weight loss effectiveness and genome-wide association analysis
  40. Light exposure during sleep is bidirectionally associated with irregular sleep timing: The multi-ethnic study of atherosclerosis (MESA)
  41. The sleep–circadian interface: A window into mental disorders
  42. Correction to: Association of Poor Sleep Burden in Middle Age and Older Adults With Risk for Delirium During Hospitalization
  43. A perspective on the Festschrift of Charles A. Czeisler, PhD MD
  44. Endogenous circadian rhythms in mood and well-being
  45. Impact of polygenic score for BMI on weight loss effectiveness and genome-wide association analysis
  46. Social jetlag and obesity: A systematic review and meta‐analysis
  47. The Negative Effects of Travel on Student Athletes Through Sleep and Circadian Disruption
  48. Light exposure during sleep is associated with irregular sleep timing: the Multi-Ethnic Study of Atherosclerosis (MESA)
  49. CIRCUST: A novel methodology for temporal order reconstruction of molecular rhythms; validation and application towards a daily rhythm gene expression atlas in humans
  50. A novel home-based study of circadian rhythms: design, rationale, and methods for the Circadia study
  51. Circadian misalignment increases 24‐hour acylated ghrelin in chronic shift workers: a randomized crossover trial
  52. Social jetlag and dietary intake: A systematic review
  53. Habitual nappers and non-nappers differ in circadian rhythms of LIPE expression in abdominal adipose tissue explants
  54. Association of Timing of Moderate-to-Vigorous Physical Activity With Changes in Glycemic Control Over 4 Years in Adults With Type 2 Diabetes From the Look AHEAD Trial
  55. Best Time of Day for Strength and Endurance Training to Improve Health and Performance? A Systematic Review with Meta-analysis
  56. Effects of Sleep Fragmentation and Estradiol Decline on Cortisol in a Human Experimental Model of Menopause
  57. Associations of rest-activity rhythm disturbances with stroke risk and post-stroke adverse outcomes
  58. Evening types as determined by subjective and objective measures are more emotional eaters
  59. Lifestyle mediators of associations among siestas, obesity, and metabolic health
  60. Sleep behavior traits and associations with opioid-related adverse events: a cohort study
  61. Circadian Rest–Activity Rhythms, Delirium Risk, and Progression to Dementia
  62. CIRCUST: a novel methodology for temporal order reconstruction of molecular rhythms; validation and application towards a daily rhythm gene expression atlas in humans
  63. Keeping an eye on circadian time in clinical research and medicine
  64. Research gaps and opportunities in precision nutrition: an NIH workshop report
  65. Desynchronizing the sleep­­–wake cycle from circadian timing to assess their separate contributions to physiology and behaviour and to estimate intrinsic circadian period
  66. Actigraphy-Based Sleep Detection: Validation with Polysomnography and Comparison of Performance for Nighttime and Daytime Sleep During Simulated Shift Work
  67. Late isocaloric eating increases hunger, decreases energy expenditure, and modifies metabolic pathways in adults with overweight and obesity
  68. Daytime eating prevents mood vulnerability in night work
  69. A matter of time: A systematic scoping review on a potential role of the circadian system in binge eating behavior
  70. Genetics of circadian rhythms and sleep in human health and disease
  71. Later energy intake relative to mathematically modeled circadian time is associated with higher percentage body fat
  72. 537-P: Timing of Moderate-to-Vigorous Physical Activity Is Associated with Improvements in Glycemic Control in Type 2 Diabetes in the Look AHEAD Study
  73. Sleep Fragmentation and Estradiol Suppression Decrease Fat Oxidation in Premenopausal Women
  74. Chronic circadian disruption on a high-fat diet impairs glucose tolerance
  75. Unanticipated daytime melatonin secretion on a simulated night shift schedule generates a distinctive 24‐h melatonin rhythm with antiphasic daytime and nighttime peaks
  76. A Novel Home-Based Study of Circadian Rhythms: Design, Rationale, and Methods for the Circadia Study
  77. How Accurately Can We Recall the Timing of Food Intake? A Comparison of Food Times from Recall-Based Survey Questions and Daily Food Records
  78. Interplay of Dinner Timing and MTNR1B Type 2 Diabetes Risk Variant on Glucose Tolerance and Insulin Secretion: A Randomized Crossover Trial
  79. Proof‐of‐principle demonstration of endogenous circadian system and circadian misalignment effects on human oral microbiota
  80. Daytime eating prevents internal circadian misalignment and glucose intolerance in night work
  81. Heart rate response and recovery during exercise predict future delirium risk—A prospective cohort study in middle- to older-aged adults
  82. Understanding Circadian Mechanisms of Sudden Cardiac Death: A Report From the National Heart, Lung, and Blood Institute Workshop, Part 1: Basic and Translational Aspects
  83. Understanding Circadian Mechanisms of Sudden Cardiac Death: A Report From the National Heart, Lung, and Blood Institute Workshop, Part 2: Population and Clinical Considerations
  84. Chronic Sleep Restriction While Minimizing Circadian Disruption Does Not Adversely Affect Glucose Tolerance
  85. Association of Poor Sleep Burden in Middle Age and Older Adults With Risk for Delirium During Hospitalization
  86. Human circadian clock worsens asthma at night
  87. Diurnal Variation in Maximum Endurance and Maximum Strength Performance: A Systematic Review and Meta-analysis
  88. Timing of chocolate intake affects hunger, substrate oxidation, and microbiota: A randomized controlled trial
  89. Poor sleep behavior burden and risk of COVID-19 mortality and hospitalization
  90. Circadian Biology and Stroke
  91. Cross-Sectional and Prospective Associations of Rest–Activity Rhythms With Circulating Inflammatory Markers in Older Men
  92. Association of Objectively Measured Timing of Physical Activity Bouts With Cardiovascular Health in Type 2 Diabetes
  93. Resting Heartbeat Complexity Predicts All‐Cause and Cardiorespiratory Mortality in Middle‐ to Older‐Aged Adults From the UK Biobank
  94. Late eating is associated with cardiometabolic risk traits, obesogenic behaviors, and impaired weight loss
  95. Stability of the timing of food intake at daily and monthly timescales in young adults
  96. Blunted rest–activity rhythms link to higher body mass index and inflammatory markers in children
  97. Night shift work is associated with an increased risk of asthma
  98. Circadian misalignment increases mood vulnerability in simulated shift work
  99. Late Eating Is Associated with Obesity, Inflammatory Markers and Circadian-Related Disturbances in School-Aged Children
  100. Cross-sectional and Prospective Associations of Rest-Activity Rhythms With Metabolic Markers and Type 2 Diabetes in Older Men
  101. Circadian Rhythms in Hormone-sensitive Lipase in Human Adipose Tissue: Relationship to Meal Timing and Fasting Duration
  102. 170-OR: Association of Timing of Physical Activity Bouts with Cardiorespiratory Fitness in Adults with Type 2 Diabetes in the Look AHEAD Study
  103. Night Shift Work Increases the Risk of Asthma
  104. Effects of Shift Work on the Eating Behavior of Police Officers on Patrol
  105. Fractal biomarker of activity in patients with bipolar disorder
  106. Effects of obstructive sleep apnea on endogenous circadian rhythms assessed during relaxed wakefulness; an exploratory analysis
  107. Melatonin Effects on Glucose Metabolism: Time To Unlock the Controversy
  108. Impact of circadian disruption on glucose metabolism: implications for type 2 diabetes
  109. Health consequences of circadian disruption
  110. Assessment of MTNR1B Type 2 Diabetes Genetic Risk Modification by Shift Work and Morningness-Eveningness Preference in the UK Biobank
  111. Sex-dependent link between circadian misalignment and adiposity
  112. Sex differences in the circadian misalignment effects on energy regulation
  113. The circadian system modulates the rate of recovery of systolic blood pressure after exercise in humans
  114. Impact of Circadian Disruption on Cardiovascular Function and Disease
  115. Genome-wide association analysis of self-reported daytime sleepiness identifies 42 loci that suggest biological subtypes
  116. Genome-wide association study of breakfast skipping links clock regulation with food timing
  117. Timing of Food Intake: Identifying Contributing Factors to Design Effective Interventions
  118. Impact of mental stress, the circadian system and their interaction on human cardiovascular function
  119. Heritability of the timing of food intake
  120. Chronotype Genetic Variant in PER2 is Associated with Intrinsic Circadian Period in Humans
  121. Caloric and Macronutrient Intake Differ with Circadian Phase and between Lean and Overweight Young Adults
  122. Genome-wide association study identifies genetic loci for self-reported habitual sleep duration supported by accelerometer-derived estimates
  123. Biological and clinical insights from genetics of insomnia symptoms
  124. Nocturnal heart rate variability moderates the association between sleep–wake regularity and mood in young adults
  125. A healthy lifestyle — reducing T2DM risk in shift workers?
  126. Meal timing and obesity: interactions with macronutrient intake and chronotype
  127. Effects of circadian misalignment on cognition in chronic shift workers
  128. Circadian period of luciferase expression shortens with age in human mature adipocytes from obese patients
  129. Circadian clocks and insulin resistance
  130. Genome-wide association analysis of excessive daytime sleepiness identifies 42 loci that suggest phenotypic subgroups
  131. Ghrelin is impacted by the endogenous circadian system and by circadian misalignment in humans
  132. Late dinner impairs glucose tolerance in MTNR1B risk allele carriers: A randomized, cross-over study
  133. Circadian misalignment induces fatty acid metabolism gene profiles and compromises insulin sensitivity in human skeletal muscle
  134. Differential effects of the circadian system and circadian misalignment on insulin sensitivity and insulin secretion in humans
  135. Fractal regulation and incident Alzheimer's disease in elderly individuals
  136. GWAS in 446,118 European adults identifies 78 genetic loci for self-reported habitual sleep duration supported by accelerometer-derived estimates
  137. 0041 Circadian Misalignment Increases The Desire For Food Intake In Chronic Shift Workers
  138. 0291 Degraded Fractal Activity Regulation Predicts Elevated Risk of Alzheimer’s Disease in the Elderly
  139. 0118 Endogenous Circadian Rhythm In Diet-induced Thermogenesis In Humans
  140. 0044 Impact Of Cognitive Stress, Circadian System And Their Interaction On Human Cardiovascular Function
  141. 0039 Sex Differences In The Effects Of Circadian Misalignment On Appetite Hormones And Substrate Utilization
  142. Daily circadian misalignment impairs human cognitive performance task-dependently
  143. Night Shift Work, Genetic Risk, and Type 2 Diabetes in the UK Biobank
  144. Biological and clinical insights from genetics of insomnia symptoms
  145. Modifiable lifestyle behaviors, but not a genetic risk score, associate with metabolic syndrome in evening chronotypes
  146. Heparin-Induced Thrombocytopenia in Healthy Individuals with Continuous Heparin Infusion
  147. Timing of food intake impacts daily rhythms of human salivary microbiota: a randomized, crossover study
  148. Decrease in scale invariance of activity fluctuations with aging and in patients with suprasellar tumors
  149. Later circadian timing of food intake is associated with increased body fat
  150. Erratum. Gene-Environment Interactions of Circadian-Related Genes for Cardiometabolic Traits. Diabetes Care 2015;38:1456–1466
  151. CLOCK 3111T/C genetic variant influences the daily rhythm of autonomic nervous function: relevance to body weight control
  152. Circadian Biology: Uncoupling Human Body Clocks by Food Timing
  153. Reduced Tolerance to Night Shift in Chronic Shift Workers: Insight From Fractal Regulation
  154. 0208 CIRCADIAN MISALIGNMENT IMPACTS ON HUMAN COGNITIVE PERFORMANCE
  155. 0063 UNEXPECTED INCREASE IN MELATONIN CONCENTRATIONS DURING DAYTIME SLEEP IN SIMULATED NIGHT WORK PROTOCOL
  156. 1013 SHIFT WORK, CHRONOTYPE, AND TYPE 2 DIABETES IN THE UK BIOBANK AND TYPE 2 DIABETES IN THE UK BIOBANK
  157. 0697 IRREGULAR SLEEP SCHEDULE ASSOCIATES WITH DISTURBANCES OF MOOD AND MULTISCALE BEHAVIORAL REGULATION IN COLLEGE STUDENTS
  158. The Relative Impact of Sleep and Circadian Drive on Motor Skill Acquisition and Memory Consolidation
  159. Circadian Misalignment Increases C-Reactive Protein and Blood Pressure in Chronic Shift Workers
  160. National Sleep Foundation's sleep quality recommendations: first report
  161. Genome-wide association analyses of sleep disturbance traits identify new loci and highlight shared genetics with neuropsychiatric and metabolic traits
  162. Timing of food intake is associated with weight loss evolution in severe obese patients after bariatric surgery
  163. Genome-wide association analyses of sleep disturbance traits identify new loci and highlight shared genetics with neuropsychiatric and metabolic traits
  164. Demonstration of a day-night rhythm in human skeletal muscle oxidative capacity
  165. Human adipose tissue expresses intrinsic circadian rhythm in insulin sensitivity
  166. Progression of Dementia Assessed by Temporal Correlations of Physical Activity: Results From a 3.5-Year, Longitudinal Randomized Controlled Trial
  167. Circadian System and Glucose Metabolism: Implications for Physiology and Disease
  168. Circadian gene variants influence sleep and the sleep electroencephalogram in humans
  169. Genome-wide association analysis identifies novel loci for chronotype in 100,420 individuals from the UK Biobank
  170. Circadian Rhythms, Metabolism, and Chrononutrition in Rodents and Humans
  171. Effects of the Internal Circadian System and Circadian Misalignment on Glucose Tolerance in Chronic Shift Workers
  172. Hungry for Sleep: A Role for Endocannabinoids?
  173. T2D risk variant in MTNR1B linked to melatonin, sleep, and circadian traits.
  174. Actigraphic sleep fragmentation, efficiency and duration associate with dietary intake in the Rotterdam Study
  175. Circadian misalignment increases cardiovascular disease risk factors in humans
  176. Genome-wide association analysis identifies novel loci for chronotype in 100,420 individuals from the UKBiobank
  177. Common type 2 diabetes risk variant in MTNR1B worsens the deleterious effect of melatonin on glucose tolerance in humans
  178. Impact of Sleep and Circadian Disruption on Energy Balance and Diabetes: A Summary of Workshop Discussions
  179. Short Sleep Duration and Dietary Intake: Epidemiologic Evidence, Mechanisms, and Health Implications
  180. The Human Circadian System Has a Dominating Role in Causing the Morning/Evening Difference in Diet-Induced Thermogenesis
  181. Endogenous circadian regulation of pro-inflammatory cytokines and chemokines in the presence of bacterial lipopolysaccharide in humans
  182. Gene-Environment Interactions of Circadian-Related Genes for Cardiometabolic Traits
  183. Clock Genes Explain a Large Proportion of Phenotypic Variance in Systolic Blood Pressure and This Control Is Not Modified by Environmental Temperature
  184. Endogenous circadian system and circadian misalignment impact glucose tolerance via separate mechanisms in humans
  185. Sleep inertia, sleep homeostatic and circadian influences on higher-order cognitive functions
  186. Lack of exercise leads to significant and reversible loss of scale invariance in both aged and young mice
  187. Habitual sleep duration is associated with BMI and macronutrient intake and may be modified by CLOCK genetic variants
  188. Meal frequency and timing in health and disease
  189. Meal timing affects glucose tolerance, substrate oxidation and circadian-related variables: A randomized, crossover trial
  190. Acute Melatonin Administration in Humans Impairs Glucose Tolerance in Both the Morning and Evening
  191. Metabolic effects of sleep disruption, links to obesity and diabetes
  192. Simulated shift work in rats perturbs multiscale regulation of locomotor activity
  193. The suprachiasmatic nucleus is part of a neural feedback circuit adapting blood pressure response
  194. Common Variants in CLOCK Are Not Associated with Measures of Sleep Duration in People of European Ancestry from the Sleep Heart Health Study
  195. Sleep duration does not mediate or modify association of common genetic variants with type 2 diabetes
  196. Human circadian system causes a morning peak in prothrombotic plasminogen activator inhibitor-1 (PAI-1) independent of the sleep/wake cycle
  197. Direct Effects of Light on Alertness, Vigilance, and the Waking Electroencephalogram in Humans Depend on Prior Light History
  198. Noninvasive fractal biomarker of clock neurotransmitter disturbance in humans with dementia
  199. Alterations of melatonin receptors MT1 and MT2 in the hypothalamic suprachiasmatic nucleus during depression
  200. The role of the circadian system in fractal neurophysiological control
  201. Day/Night Variability in Blood Pressure: Influence of Posture and Physical Activity
  202. The internal circadian clock increases hunger and appetite in the evening independent of food intake and other behaviors
  203. Timing of food intake predicts weight loss effectiveness
  204. Fractal Patterns of Neural Activity Exist within the Suprachiasmatic Nucleus and Require Extrinsic Network Interactions
  205. Repeated Melatonin Supplementation Improves Sleep in Hypertensive Patients Treated with Beta-Blockers: A Randomized Controlled Trial
  206. Klf15 Orchestrates Circadian Nitrogen Homeostasis
  207. Circadian system, sleep and endocrinology
  208. The impact of the circadian timing system on cardiovascular and metabolic function
  209. Response to Letter Regarding Article, “Endogenous Circadian Rhythm in Vasovagal Response to Head-Up Tilt”
  210. The Human Endogenous Circadian System Causes Greatest Platelet Activation during the Biological Morning Independent of Behaviors
  211. Existence of an Endogenous Circadian Blood Pressure Rhythm in Humans That Peaks in the Evening
  212. Circadian disruption and SCN control of energy metabolism
  213. Endogenous Circadian Rhythm in Vasovagal Response to Head-Up Tilt
  214. The human circadian system adapts to prior photic history
  215. Impact of the human circadian system, exercise, and their interaction on cardiovascular function
  216. Day/night variations of high-molecular-weight adiponectin and lipocalin-2 in healthy men studied under fed and fasted conditions
  217. Acute Effects of Bright Light Exposure on Cortisol Levels
  218. Is there a circadian variation of epileptiform abnormalities in idiopathic generalized epilepsy?
  219. Effects of circadian disruption on the cardiometabolic system
  220. Influence of the Circadian System on Disease Severity
  221. Adverse metabolic and cardiovascular consequences of circadian misalignment
  222. Reduction of scale invariance of activity fluctuations with aging and Alzheimer's disease: Involvement of the circadian pacemaker
  223. An Endogenous Circadian Rhythm in Sleep Inertia Results in Greatest Cognitive Impairment upon Awakening during the Biological Night
  224. The circadian pacemaker generates similar circadian rhythms in the fractal structure of heart rate in humans and rats
  225. The Endogenous Circadian Pacemaker Imparts a Scale-Invariant Pattern of Heart Rate Fluctuations across Time Scales Spanning Minutes to 24 Hours
  226. The suprachiasmatic nucleus functions beyond circadian rhythm generation
  227. Plasticity of the Intrinsic Period of the Human Circadian Timing System
  228. Decreased Sleep in Heart Failure: Are Medications to Blame?
  229. SCN Outputs and the Hypothalamic Balance of Life
  230. Organization of circadian functions: interaction with the body
  231. Potential Use of Melatonin as Adjunct Antihypertensive Therapy
  232. Reduced sleep efficiency in cervical spinal cord injury; association with abolished night time melatonin secretion
  233. Melatonin, sleep, and circadian rhythms
  234. Environmental light and suprachiasmatic nucleus interact in the regulation of body temperature
  235. Melatonin in the Regulation of Sleep and Circadian Rhythms
  236. Daily Nighttime Melatonin Reduces Blood Pressure in Male Patients With Essential Hypertension
  237. Light and diurnal cycle affect autonomic cardiac balance in human; possible role for the biological clock
  238. Cardiovascular Control by the Suprachiasmatic Nucleus: Neural and Neuroendocrine Mechanisms in Human and Rat
  239. Human basal cortisol levels are increased in hospital compared to home setting
  240. Physiological and anatomic evidence for regulation of the heart by suprachiasmatic nucleus in rats
  241. Circadian Organization of the Autonomic Nervous System
  242. Light Affects Morning Salivary Cortisol in Humans
  243. Light Affects Morning Salivary Cortisol in Humans
  244. Light and Diurnal Cycle Affect Human Heart Rate: Possible Role for the Circadian Pacemaker