OOIR: Observatory of International Research

Papers

(The TQCC of Chronobiology International is 6. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 250 papers]. The publications cover those that have been published in the past four years, i.e., from 2021-12-01 to 2025-12-01.)

Article	Citations
Intraindividual variability in sleep patterns and behavioral problems among preschool children: The role of bedtime and total sleep time variability	33
Eveningness chronotype influences social functioning by deteriorating depressive symptoms in remitted patients with schizophrenia	30
Psychometric properties of the Turkish reduced morningness and eveningness questionnaire	23
Anxiety in emerging adults: The role of chronotype, emotional competence, and sleep quality	22
Cardiovascular risk in adults with Delayed Sleep Phase Syndrome (DSPS) and Attention-Deficit/Hyperactivity Disorder (ADHD)	21
Clock and clock-related gene expression is light responsive in the Atlantic salmon ( Salmo salar ) embryo	21
Poor sleep quality during COVID-19 pandemic restrictions associated with reduced psychological wellbeing in healthcare students	21
Sleep architecture of elite soccer players surrounding match days as measured by WHOOP straps	20
Are 24-hour variations in food intake and subjective food perceptions different between day and night shift workers?	19
U-shaped association between sleep duration with chronic constipation and diarrhea: A population-based study	18
Investigation of the relationship between chronotype, learning style and academic achievement of university students during distance education in the pandemic period	18
Examining sex differences in morningness-eveningness and inter-individual variability across years of age: A cross-sectional study	17
The relationship between apathy and nonparametric variables of rest activity rhythm in older adults with cerebral small vessel disease	15
The effect of shift work on different hematological parameters among healthcare workers	15
Actigraphic and melatonin alignment in older adults with varying dementia risk	15
Chronotype and emotional/behavioral problems mediate the association between leisure screen time and academic achievement in children	14
Assessment of dim light melatonin onset based on plasma and saliva samples	14
Improvement in chrono-nutrition is associated with robust weight loss outcomes: An extension of the feasibility study	14
The impact of circadian rhythms on retinal immunity	14
Potential chronotherapeutic influence on immunotherapy outcomes: A case-based observation	13
Lifestyle factors, dietary patterns, and social determinants of social and eating jetlag: A cross-sectional survey	13
A novel index for actigraphic studies: The core sleep efficiency	13
Discovery of natural orexin 2 receptor antagonists from Valeriana species: A potential approach for insomnia treatment	12
Seasonal patterns in Chinese population: Validating the seasonal pattern assessment questionnaire and exploring associations with psychiatric diagnoses and biological rhythms	12
Association between sleep patterns, circadian rhythms, and hair loss in young adults	12

Daily variation in performance measures related to anaerobic power and capacity: A systematic review	12
Modeling the relationship between shift work and cardiometabolic risk through circadian disruption, sleep and stress pathways	12
Prevalence of overweight and obesity among health professionals with shift work schedules: A scoping review	12
Measuring activity-rest rhythms under different acclimation periods in a marine fish using automatic deep learning-based video tracking	12
Self-reported and actimetry-based cluster analysis of mood rhythmicity profiles in adolescents with and at risk for Major Depressive Disorder	12
Estimation of sleep shortening and sleep phase advancing in response to advancing risetimes on weekdays	12
A comparison of four methods to estimate dim light melatonin onset: a repeatability and agreement study	11
The moderating role of protective factors in shift work disorder and health outcomes: A cross-sectional study	11
Circadian rhythm of heart rate and activity: A cross-sectional study	11
DNA methylation of circadian genes and markers of cardiometabolic risk in female hospital workers: An exploratory study	11
Validation of the Chinese version of the Munich Chronotype Questionnaire (MCTQ^HK) in Hong Kong Chinese youths	11
Blunted rest-activity rhythm is associated with increased white blood-cell-based inflammatory markers in adults: an analysis from NHANES 2011-2014	11
Time-dependent effect of REV-ERBα agonist SR9009 on nonalcoholic steatohepatitis and gut microbiota in mice	11
The impact of the time of day on metabolic responses to exercise in adults: A systematic and meta-analysis review	11
Morning lark or night owl? Understanding the role of sleep quality and chronotype on dietary quality and hedonic hunger in university students	11
Locomotor activity rhythms in cavefish Astyanax mexicanus under slow magnetic fluctuations	11
Pers reverse angiotensin II -induced vascular smooth muscle cell proliferation by targeting cyclin E expression via inhibition of the MAPK signaling pathway	10
Handling missing data in rest-activity time series measured by actimetry	10
Circadian disruption in astronauts: Causes, molecular mechanisms, and neurocognitive consequences	10
Administration of blue light in the morning and no blue-ray light in the evening improves the circadian functions of non-24-hour shift workers	10
Performance of the Fitbit Charge 2 and Galaxy Watch 2 compared with polysomnography in assessing patients with obstructive sleep apnoea	10
Pre-pregnancy shift work’s influence on postpartum weight retention: Body mass index’s role	10
Perceived stress as a mediator between chronotype and eating disorder symptoms among college students: Cross-sectional and prospective analyses	10
Circadian variation in coaches’ decision-making in the National Football League’s evening games	10
Associations between sleep characteristics, chronotype and body mass index among Chinese college freshmen	10
The role of social support in the relation between chronotype and mental health in a cohort of women from the American Heart Association Go Red for Women Strategically Focused Research Network	10
Association between recovery of frailty state and the nonparametric rest-activity rhythm patterns in the elderly community-dwellers: A 6-month follow-up study during Covid-19 pandemic	10
Dynamic modelling of chronotype and hypo/manic and depressive symptoms in young people with emerging mental disorders	10
The associations between different types of infections and circadian preference and shift work	10
Chronotype, sleep quality, impulsivity and aggression in patients with borderline personality disorder and healthy controls	9
Sex differences in the relationship between morningness-eveningness components, mood and well-being among Bangladeshi university students	9
Influence of daytime blue-enriched bright light on heart rate variability in healthy subjects	9
Does the timing and frequency of meals impact caloric and macronutrient intake in pregnant women?	9
The mediating role of social jetlag and chronotype in the relationship between menstrual symptoms and mental health among university students	9
Network structure of insomnia symptoms in shift workers compared to non-shift workers	9
Time-restricted feeding alters the efficiency of mammary tumor growth	9
Assessing evidence in translational chronobiology: The cases of Daylight Saving Time and road safety, and of school start times and sleep duration	9
The association between chronotype and dietary nutrient patterns	9
The association between sleep timing characteristics and food addiction in adolescents	9
Bipolar disorders in the rhythm of day and seasons: Link between bipolarity and seasonal affective disorder	9
Factors associated with chronotype, job burnout, and perceived stress among nurses in Chinese tertiary hospitals: A multicenter cross-sectional study	9
Improvement of social frailty is associated with stability of nonparametric characteristics of the rest-activity rhythm and improvement of the usual walking ability in the elderly	9
Longitudinal association between chronotype and depressive symptoms among college students: Mediating roles of perceived stress and self-control	9
The relationship between biological rhythm and breastfeeding success in lactating women	9
General procrastination associated with the evening preference in healthy people but not with circadian rhythm sleep–wake disorders with phase delay	9
Role of glucose supplementation on physiology and metabolism of a nocturnal migrant ( Emberiza bruniceps ) under laboratory conditions	9
Relevance of high glycaemic index breakfast for heart rate variability among collegiate students with early and late chronotypes	9
Morning affect, eveningness, and amplitude distinctness: Associations with behavioural indicators of conscientiousness	8
Effects of high and low temperatures on the rhythmic patterns in pit-building behavior of antlion larvae	8
Evening minds online: The role of chronotype in digital addiction among patients with bipolar disorder	8

The impact of chronotype on mental health and subjective well-being: The mediating role of emotion regulation strategies	8
Reconsidering the scientific scope of global research trends on exercise and circadian rhythm	8
Abrupt change in the timing of the day/night negatively affects sleep behaviour and cognitive performance in diurnal zebra finches	8
Bidirectional mediation of evening energy proportion and chronotype on their associations with blood lipid levels in a Chinese population	8
Theoretical construct into blocks of actigraphic-derived sleep parameters	8
Exploring the relationships between chronotypes, attachment styles, and mental health in flight attendants	8
Regional differences in the physique of Japanese children: Investigating the influence of seasonal variations in effective day length	8
Insomnia in adolescent epidemiological studies: To what extent can the symptoms be explained by circadian factors?	8
Cognitive impairment induced by circadian rhythm disorders involves hippocampal brain-derived neurotrophic factor reduction and amyloid-β deposition	8
The prevalence of temporomandibular disorder and temporomandibular morphology among diverse chronotype profiles	8
Temporal dysregulation of hypothalamic integrative and metabolic nuclei in rats fed during the rest phase	8
The effects of chrononutrition, chronotype and sleep behavior variabilities on adiposity traits and appetite sensations among students and staff of a Malaysian university	8
The influence of biological rhythms on the initial onset of status epilepticus in critically ill inpatients and the study of its predictive Model	8
Light exposure impact on cardiac autonomic control before and following exercise	8
Association of social jetlag with gestational diabetes: Qazvin Maternal and Neonatal Metabolic Study	8
Identification and validation of a novel prognostic circadian rhythm-related gene signature for stomach adenocarcinoma	8
Children and chrono-exercise: Timing of physical activity on school and weekend days depends on sex and obesity status	8
Impact of biological rhythms on perception of illness and cognitive flexibility in bipolar patients in remission	8
Associations of chronotype and sleep patterns with metabolic syndrome in the Hispanic community health study/study of Latinos	7
Sleep habits and academic performance of Brazilian undergraduate students in the health-related fields	7
Melatonin profile in healthy, elderly subjects - A systematic literature review	7
Reliability and validity of the Persian version of the Children’s Chronotype Questionnaire in school and preschool-aged children (CCTQ ^IR )	7
The environment and the internal clocks: The study of their relationships from prehistoric to modern times	7
Night shift work and osteoporosis - bone turnover markers among female blue-collar workers in Poland	7
Relationship of chronotype and social jetlag with adherence to the Japanese dietary guidelines among workers	7
Impaired self-monitoring ability on reaction times of psychomotor vigilance task of nurses after a night shift	7
Chronotype and physical activity: An objective one-week assessment of young adults in a controlled home setting	7
Relationship between Traumatic Experiences, Circadian Preference and ADHD Symptoms in Adolescents with ADHD Residing in Institutional Care: A Controlled Study	7
The relevance of morning affect, eveningness and distinctness in regard to the mental health of adolescents	7
Chronic jetlag accelerates pancreatic neoplasia in conditional Kras -mutant mice	7
Effects of the lunar cycle on ecosystem and heterotrophic respiration in a boreal Sphagnum -dominated peatland	7
A modified at-home methodology for measuring dim light melatonin onset timing in healthy adults	7
Association between dim light melatonin onset predicted from gene expression profiles with sleep time and chronotype preference: A pilot study	7
Diurnal rhythm of temporal reproduction in the visual field	7
The association between the circadian misalignment of serum cortisol acrophase and sleep end time with chemotherapy-induced peripheral neuropathy	7
The influences and regulatory mechanisms of magnetic fields on circadian rhythms	7
Night shift work and serum markers of bone turnover in male shift workers	7
Can chronoradiotherapy offer benefits to cervical cancer patients? A scoping review	7
β-Sitosterol targets the gut–brain–clock axis to ameliorate circadian disruption and metabolic dysfunction: A herb–pharmacomicrobiomic perspective	7
Validation of the Caen Chronotype Questionnaire: Exploring the added value of amplitude and correlations with actigraphy	7
Effects of therapy with local anesthetics (TLA) on heart rate variability (HRV) over 24 hours	7
The relationship between chronotype, psychological pain, problematic social media use, and suicidality among university students in Turkey	7
SAD rats: Effects of short photoperiod and carbohydrate consumption on sleep, liver steatosis, and the gut microbiome in diurnal grass rats	7
The relationship between chronotype, night eating behavior and fear of COVID-19 in academics	6
Administration time-dependent effects of poly (I:C) on antioxidant and immune responses along the diurnal time scale in zebrafish	6
Investigating the relationship between personality, chronotype, computer game addiction, and sleep quality of high school students: A structural equation modelling approach	6
Effect of recommendations of breakfast and late-evening snack habits on body composition and blood pressure: A pilot randomized trial	6
Chronotype influences on posttraumatic stress disorder induced by the twin earthquakes in Turkey: A cross-sectional study among medical students	6
Effect of chronotype on academic achievement in a sample of Italian University students: An update on sex effect	6
Disrupted rest-activity circadian rhythms are associated with all-cause mortality in patients with chronic kidney diseases	6
Changes in intestinal parameters and their association with dietary patterns in rotational shift workers	6
The ticking clock in the dark: Review of biological rhythms in cave invertebrates	6
Associations of social jetlag with depressive symptoms among adults in Southern China: a cross-sectional study	6
Young people and adolescents have more irregular meals during the COVID-19 pandemic: A nested case-control study on chrono-nutrition before and during the COVID-19 pandemic	6
Chronotype and sensory-processing sensitivity: A cross-sectional survey	6
Assessment of metacognition and retinal optical coherence tomography findings in shift workers	6
Variants in the circadian clock genes PER2 and PER3 associate with familial sleep phase disorders	6
A more accurate assessment of circadian typology is achieved by asking persons to indicate their preferred times rather than comparing themselves with most people	6
Stability of social jetlag and sleep timing into the second year of the Covid-19 pandemic: Results from a longitudinal study of a nationally representative adult sample in Ireland	6
Circadian rhythms of risk factors and management in atherosclerotic and hypertensive vascular disease: Modern chronobiological perspectives of an ancient disease	6
Sample size bias in the empirical assessment of the acute risks associated with daylight saving time transitions	6
The moderating role of personality traits in the associations between seasonal fluctuations in chronotype and depressive symptoms	6
Circadian modulation of the time course of automatic and controlled semantic processing	6
Validating an Arabic translation of the Sleep, Circadian Rhythms, and Mood (SCRAM) questionnaire	6
Per1 mutation enhances masking responses in mice	6
Circadian rhythm in hypertension: An updated bibliometrics analysis and knowledge mapping from 1990 to 2022	6