All Stories

  1. Aging, Sleep and Sleepiness Self-Assessment, and the Underlying Drives for Sleep and Wake
  2. Linking stages of non-rapid eye movement sleep to the spectral EEG markers of the drives for sleep and wake
  3. Sleep during “lockdown” highlighted the need to rethink the concept of weekend catch-up sleep
  4. Quo Vadis, Chronopsychology?
  5. When early and late risers were left to their own devices: six distinct chronotypes under “lockdown” remained dissimilar on their sleep and health problems
  6. A six-factor structure of individual variation in the tendencies to become sleepy and to sleep at different times of the day
  7. Association between the Effects of High Temperature on Fertility and Sleep in Female Intra-Specific Hybrids of Drosophila melanogaster
  8. Differences between male and female university students in sleepiness, weekday sleep loss, and weekend sleep duration
  9. Chronobiological traits predict the restrained, uncontrolled, and emotional eating behaviors of female university students
  10. Overlap between individual variation in personality traits and sleep-wake behavior
  11. Phase transitions in superconductor/ferromagnet bilayer driven by spontaneous supercurrents
  12. Differential relationship of two measures of sleepiness with the drives for sleep and wake
  13. One click - 6 chronotypes
  14. Камо грядеше, хронопсихология?
  15. Age- and gender-associated differences in the sleepy brain’s electroencephalogram
  16. Sleep Satisfaction, Sleep–Wake Pattern, and Aging
  17. Effects of Exposure to a Weak Extremely Low Frequency Electromagnetic Field on Daytime Sleep Architecture and Length
  18. There is more to chronotypes than larks and owls. evidence of two additional chronotypes in humans from a large scale community-based survey
  19. Evening chronotype, late weekend sleep times and social jetlag as possible causes of sleep curtailment after maintaining perennial DST: ain’t they as black as they are painted?
  20. There is more to chronotypes than evening and morning types
  21. Napping between scylla and charybdis of N1 and N3: latency to N2 in a brief afternoon nap can be reduced by binaural beating
  22. Can we feel like being neither alert nor sleepy? The electroencephalographic signature of this subjective sub-state of wake state yields an accurate measure of objective sleepiness level
  23. Model-based simulations of weekday and weekend sleep times self-reported by larks and owls
  24. Simulation of the Ontogeny of Social Jet Lag: A Shift in Just One of the Parameters of a Model of Sleep-Wake Regulating Process Accounts for the Delay of Sleep Phase Across Adolescence
  25. Association of obesity in shift workers with the minor allele of a single-nucleotide polymorphism (rs4851377) in the largest circadian clock gene (NPAS2)
  26. A cross-sectional study of retrospectively reported seasonality in native and non-native residents of Chukotka and Turkmenistan
  27. Larks, owls, swifts, and woodcocks among fruit flies: differential responses of four heritable chronotypes to long and hot summer days
  28. Genetic-based signatures of the latitudinal differences in chronotype
  29. Treatments with thousands therapeutic doses of meldonium failed to alter the Drosophila’s circadian clocks but negatively affected the germination of Pisum’s seeds
  30. Differential spectrum approach to uncovering the electroencephalographic signatures of the opponent driving forces for sleep and wake underlying alternations of sleep and wake states
  31. How have our clocks evolved? Adaptive and demographic history of the out-of-African dispersal told by polymorphic loci in circadian genes
  32. Age-related changes in the association of sleep satisfaction with sleep quality and sleep–wake pattern
  33. An hour in the morning is worth two in the evening: association of morning component of morningness–eveningness with single nucleotide polymorphisms in circadian clock genes
  34. Associations of depression and seasonality with morning-evening preference: Comparison of contributions of its morning and evening components
  35. State- and trait-like variation in morning and evening components of morningness–eveningness in winter depression
  36. Blessed are the meek for they shall inherit the earth: quietness component of introversion is associated with single nucleotide polymorphisms in two circadian clock genes
  37. Introversion and a single nucleotide polymorphism in PER3 gene: demure female students prevail among carriers of the rare allele
  38. Association of an individual's ability to overcome desire to fall asleep with a higher anterior-posterior gradient in electroencephalographic indexes of sleep pressure
  39. Owls, larks, swifts, woodcocks and they are not alone: A historical review of methodology for multidimensional self-assessment of individual differences in sleep-wake pattern
  40. A pilot replication study of two PER3 single nucleotide polymorphisms as potential genetic markers for morning and evening earliness-lateness
  41. Retrospectively reported month-to-month variation in sleeping problems of people naturally exposed to high-amplitude annual variation in daylength and/or temperature
  42. Validation of Nighttime Sleepability Scale Against Objective and Subjective Measures of Sleep Quality
  43. A 3-D Look at the Russian Personality Traits Structure
  44. J. M. Waterhouse 2 August 1944–26 October 2016†
  45. Reliability and external validity of the six scales of 72-item Sleep-Wake Pattern Assessment Questionnaire (SWPAQ)
  46. Generalizability of Frequency Weighting Curve for Extraction of Spectral Drowsy Component From the EEG Signals Recorded in Eyes-Closed Condition
  47. Spectral EEG indicator of pressure to enter into deep sleep: its responsiveness to closing the eyes for just a few minutes exhibits a pure exponential buildup during sleep deprivation
  48. Evidence for age-associated disinhibition of the wake drive provided by scoring principal components of the resting EEG spectrum in sleep-provoking conditions
  49. Time course of a new spectral electroencephalographic marker of sleep homeostasis
  50. Three-dimensional structural representation of the sleep-wake adaptability
  51. Sleep-Wake Adaptability Test
  52. Editorial (Mini-Thematic Issue: Effects of Aging on Circadian and Sleep Timing)
  53. Age-associated Advance of Sleep Times Relative to the Circadian Phase of Alertness-sleepiness Rhythm: Can it be Explained by Changes in Ratios Between Strengths of the Underlying Oscillatory Processes?
  54. Gender Difference in Timing of Nocturnal Rise of Subjective Sleepiness
  55. Extraction of spectral drowsy component from the resting electroencephalographic signal for quick, objective and direct testing of sleepiness in absolute terms
  56. Can sleepiness be evaluated quickly, directly, objectively, and in absolute terms?
  57. Empirical evaluation of a model-driven approach to enlargement of multi-dimensional questionnaires for assessing adaptability of the sleep–wake cycle
  58. How many diurnal types are there? A search for two further “bird species”
  59. Principal component analysis of the EEG spectrum can provide yes-or-no criteria for demarcation of boundaries between NREM sleep stages
  60. Physiological Sleep Propensity Might Be Unaffected by Significant Variations in Self-Reported Well-Being, Activity, and Mood
  61. Lateness, Awake and Sleep-abilities Inventory
  62. Principal component scoring of the resting EEG spectrum provides further evidence for age-associated disinhibition of the wake drive
  63. Chronobiology and Sleep
  64. Alpha attenuation soon after closing the eyes as an objective indicator of sleepiness
  65. Three dimensions of individual variation in phase angle between sleep timing and timing of nocturnal rise of the feeling of sleepiness
  66. Calibration of an objective alertness scale
  67. When does this cortical area drop off? Principal component structuring of the EEG spectrum yields yes-or-no criteria of local sleep onset
  68. What were “owls” doing in our ancestral photoperiodic environment? Chronobiological account for the evolutionary advantage of nocturnal lifestyle
  69. Rapid Changes in Scores on Principal Components of the EEG Spectrum do not Occur in the Course of “Drowsy” Sleep of Varying Length
  70. Overall and specific interrelationships between inter-individual variations in personality and sleep-wake adaptability
  71. Phase Difference Between Chronotypes in Self-Reported Maximum of Alertness Rhythm
  72. Sleep EEG aging
  73. A simplified approach to model-based analysis of the ultradian sleep homeostasis through fitting time courses of its eeg indicators obtained across routine clinical sleep lab recordings of all-night sleep and multiple 20-min napping attempts
  74. Simulation of an ultradian sleep homeostasis through fitting time courses of its EEG indicators obtained during baseline recordings of night sleep
  75. The EEG indicators of the dynamic properties of sleep–wake regulating processes: comparison of the changes occurring across wake–sleep transition with the effects of prolonged wakefulness
  76. Construction and validation of the EEG analogues of the Karolinska sleepiness scale based on the Karolinska drowsiness test
  77. Rapid changes in scores on the two largest principal components of the electroencephalographic spectrum demarcate the boundaries of drowsy sleep
  78. Overall and specific relationships between inter-individual variations in personality and sleep–wake adaptability
  79. Patterns of Association of Health Problems with Sleep- Wake Timing and Duration
  80. The first and second principal components of the EEG spectrum as the correlates of sleepiness
  81. Quantification of Sleepiness Through Principal Component Analysis of the Electroencephalographic Spectrum
  82. Prospects of using electroencephalographic signatures of the chronoregulatory processes for meaningful, parsimonious and quantitative description of the sleep–wake sub-states
  83. Principal Components of Electroencephalographic Spectrum as Markers of Opponent Processes Underlying Ultradian Sleep Cycles
  84. Principal component structure of wake-sleep transition
  85. Associations of waking EEG structure with chronotype and trototype of 130 sleep deprived individuals
  86. Structuring the inter-individual variation in waking EEG can help to discriminate between the objective markers of sleep debt and sleep pressure
  87. Gender differences in morning and evening lateness
  88. Association of morning and evening lateness with self-scored health: Late to bed and early to rise makes a man healthy in his own eyes
  89. A new SWPAQ's scale predicts the effects of sleep deprivation on the segmental structure of alpha waves
  90. Construction of a pyrido[4,3-d]pyrimidine system on the basis of N-cyanobenzamidine and diethyl acetone-1,3-dicarboxylate
  91. Segmental structure of alpha waves in sleep-deprived subjects
  92. Introduction of the tetra-circumplex criterion for comparison of the actual and theoretical structures of the sleep – wake adaptability
  93. Big six of the individual adaptive ability of the sleep-wake cycle: Explanation and measurement
  94. Sleep and Circadian Neuroendocrine Function in Seasonal Affective Disorder
  95. Antidepressant effects of combination of sleep deprivation and early evening treatment with melatonin or placebo for winter depression
  96. Antidepressant effects of mono- and combined non-drug treatments for seasonal and non-seasonal depression
  97. Antidepressant effects of light therapy and “natural” treatments for winter depression
  98. Melatonin Treatment of Winter Depression Following Total Sleep Deprivation: Waking EEG and Mood Correlates
  99. Automated, real-time calibration of the respiratory inductance plethysmograph and its application in newborn infants
  100. Menstrual Phase Response to Nocturnal Light
  101. Rate of Oxygen Consumption in Seasonal and Non-Seasonal Depression
  102. Mood and energy regulation in seasonal and non-seasonal depression before and after midday treatment with physical exercise or bright light
  103. The Sympatho-Adrenal and Energy-Regulating Systems in Winter Depression
  104. Multi-Component Physiological Response Mediates Therapeutic Benefits of Bright Light in Winter Seasonal Affective Disorder
  105. Effects of the Seasons and of Bright Light Administered at Different Times of Day on Sleep EEG and Mood in Patients with Seasonal Affective Disorder
  106. Phase Typing of Patients with Seasonal Affective Disorder: A Test for the Phase Shift Hypothesis
  107. The Importance of Full Summer Remission as a Criterion for the Diagnosis of Seasonal Affective Disorder
  108. Timing of sleep modelling: Circadian modulation of the homeostatic process
  109. Properties of the two‐peak free running circadian rhythm of locomotor activity of the sand desert beetleTrigonoscelis gigasreitt
  110. Diurnal and seasonal variations in cortisol, prolactin, TSH and thyroid hormones in women with and without seasonal affective disorder
  111. Hemispheric language lateralization in seasonal affective disorder and light treatment
  112. Phase of Melatonin Rhythm in Winter Depression