Evidence-based Articles and Research
The scientific foundation of chell
Chell delivers engaging, evidence-based programs for real, long-term, results:
Bright light, dark and melatonin can promote circadian adaptation in night shift workers
Sleep Medicine Reviews
Read more
The effectiveness of bright light exposure in shift-worker nurses: A systematic review and meta-analysis
Sleep Science
Read more
Combinations of Bright Light, Scheduled Dark, Sunglasses, and Melatonin to Facilitate Circadian Entrainment to Night Shift Work
Journal of Biological Rhythms
Read more
Reading from an iPad or from a book in bed: the impact on human sleep. A randomized controlled crossover trial
Sleep Medicine
Read more
Evening use of light-emitting eReaders negatively affects sleep, circadian timing, and next-morning alertness
PNAS
Read more
Combinations of Bright Light, Scheduled Dark, Sunglasses, and Melatonin to Facilitate Circadian Entrainment to Night Shift Work
Journal of Biological Rhythms
Read more
The Future of Shift Work: Circadian Biology Meets Personalised Medicine and Behavioural Science
Frontiers in Nutrition
Read more
A Smartphone App Reveals Erratic Diurnal Eating Patterns in Humans that Can Be Modulated for Health Benefits
Cell Metabolism
Read more
Time of day difference in postprandial glucose and insulin responses: Systematic review and meta-analysis of acute postprandial studies
Chronobiology International
Read more
Shift work relationships with same- and subsequent-day empty calorie food and beverage consumption
Scandinavian Journal of Work, Environment and Health
Read more
Dietary Patterns under the Influence of Rotational Shift Work Schedules: A Systematic Review and Meta-Analysis
Advances in Nutrition
Read more
The Impact of Time of Day on Energy Expenditure: Implications for Long-Term Energy Balance
Nutrients
Read more
Rearranging meal times during night shift work promotes weight change: a randomised crossover intervention in shift workers
Proceedings of the nutrition Society
Read more
The Human Circadian System Has a Dominating Role in Causing the Morning/Evening Difference in Diet-Induced Thermogenesis
Obesity
Read more
Long working hours and symptoms of anxiety and depression: a 5-year follow-up of the Whitehall II study
Psychological Medicine
Read more
Long Working Hours and Coronary Heart Disease: A Systematic Review and Meta-Analysis
American Journal of Epidemiology
Read more
High Caloric intake at breakfast vs. dinner differentially influences weight loss of overweight and obese women
Obesity
Read more
Restricted night-time eating reduces daily energy intake in healthy young men: A short-term cross-over study.
British Journal of Nutrition)
Read more
Physical training intervention in female shift workers: I. The effects of intervention on fitness, fatigue, sleep, and psychosomatic symptoms
National Library of Medicine
Read more
Intake of vegetables rich in carotenoids and risk of coronary heart disease in men: The Physicians' Health Study
International Journal of Epidemiology
Read more
Fruit and vegetable intake and incidence of type 2 diabetes mellitus: systematic review and meta-analysis
BMJ
Read more
A systematic review of physical activity-based interventions in shift workers
Preventative Medicine Reports
Read more
Effect of alcohol use disorders and alcohol intake on the risk of subsequent depressive symptoms: a systematic review and meta-analysis of cohort studies
Society for the Study of Addiction
Read more
Risk of injury from acute alcohol consumption and the influence of confounders
Society for the Study of Addiction
Read more
Alcohol consumption and site-specific cancer risk: a comprehensive dose–response meta-analysis
British Journal of Cancer
Read more
Stress Reactivity in Fire Fighters: An Exercise Intervention
International Journal of Stress Management
Read more
Construction Worker Sleep Deprivation and its Effects on Personal Safety
Association of Researchers in Construction Management
Read more
Effectiveness of physical activity interventions for improving depression, anxiety and distress: an overview of systematic reviews
British Journal of Sports Medicine
Read more
Association between energy drink intake, sleep, stress, and suicidality in Korean adolescents: energy drink use in isolation or in combination with junk food consumption
Nutrition Journal
Read more
Association of Sugar-Sweetened, Artificially Sweetened, and Unsweetened Coffee Consumption With All-Cause and Cause-Specific Mortality
American College of Physicians Journal
Read more
Examining the Effects of Overtime Work on Subjective Social Status and Social Inclusion in the Chinese Context
International Journal of Environmental Research and Public Health
Read more
Factors Associated with Poor Quality of Sleep in Construction Workers: A Secondary Data Analysis
International Journal of Environmental Research and Public Health
Read more
Benefits for Type 2 Diabetes of Interrupting Prolonged Sitting With Brief Bouts of Light Walking or Simple Resistance Activities
Journal of Applied Physiology
Read more
Interrupting prolonged sitting with repeated chair stands or short walks reduces postprandial insulinemia in healthy adults
Journal of Applied Physiology
Read more
The effects of prolonged sitting, prolonged standing, and activity breaks on vascular function, and postprandial glucose and insulin responses: A randomised crossover trial
Public Library of Science (PLOS)
Read more
Effects of breaking up sedentary time with “chair squats” on postprandial metabolism
Journal of Sports Sciences
Read more
Breaking Up Prolonged Sitting With Standing or Walking Attenuates the Postprandial Metabolic Response in Postmenopausal Women: A Randomized Acute Study
Diabetes Care
Read more
Impact of blue light filtering glasses on computer vision syndrome in radiology residents: a pilot study
Journal of Medical Imaging
Read more
The Effect of Breaking Up Sedentary Time with Calisthenics on Neuromuscular Function: A Preliminary Study
International Journal of Environmental Research and Public Health
Read more
Breaking up prolonged sitting with light-intensity walking improves postprandial glycemia, but breaking up sitting with standing does not
Diabetes Care
Read more
Digital eye strain: prevalence, measurement and amelioration
British Medical Journal Open Ophthalmology
Read more
Relationship between head posture and lumbar curve in a sitting position: a biomechanical study
Scientific Online Library Brazil
Read more
Decluttering to Increase Authentic Happiness In Individuals with A
Consumption Lifestyle
International Conference of Psychology
Read more
Does physical activity attenuate, or even eliminate, the detrimental association of sitting time with mortality? A harmonised meta-analysis of data from more than 1 million men and women
Lancet Journal
Read more
Work Hours and Perceived Time Barriers to Healthful Eating Among Young Adults
American Journal of Health Behaviour
Read more
Sedentary Time and Its Association With Risk for Disease Incidence, Mortality, and Hospitalization in Adults. A Systematic Review and Meta-analysis
Annals of Internal Medicine
Read more
Sitting-Time, Physical Activity, and Depressive Symptoms
American Journal of Preventative Medicine
Read more
Desk-Based Occupational Sitting Patterns: Weight-Related Health Outcomes
American Journal of Preventative Medicine
Read more
Time spent in sedentary posture is associated with waist circumference and cardiovascular risk
International Journal of Obesity
Read more
Objectively measured light-intensity physical activity is independently associated with 2-h plasma glucose
Diabetes Care
Read more
Breaking up workplace sitting time with intermittent standing bouts improves fatigue and musculoskeletal discomfort in overweight/obese office workers
Occupational and Environmental Medicine
Read more
A systematic review of physical activity-based interventions in shift workers
Preventative Medicine Reports
Read more
Association between shift working and musculoskeletal symptoms among nursing personnel
Iranian Journal of Nursing and Midwifery Research
Read more
The acute effects of working time patterns on fatigue and sleep quality using daily measurements of 6195 observations among 223 shift workers
Scandinavian Journal of Work, Environment and Health
Read more
Shift Work and the Risk of Cardiovascular Diseases and Metabolic Syndrome Among Jordanian Employees
Oman Medical Journal
Read more
The Effects of Breaking up Prolonged SittingTime: A Review of Experimental Studies
Epidemiology
Read more
Impact of Computer Technology on Health: Computer Vision Syndrome (CVS)
Medical Practice and Review
Read more
Effect of Educational Intervention about Computer Vision Syndrome on the Severity of Eye Complaints among Computer Users
Egyptian Journal of Health Care
Read more
The Effect of Long Working Hours and Overtime on Occupational Health: A Meta-Analysis of Evidence from 1998 to 2018
International Journal of Environmental Research and Public Health
Read more
Exercise as Treatment for Anxiety: Systematic Review and Analysis
Annals of Behavioural Medicine
Read more
Exercise and Type 2 Diabetes
The American College of Sports Medicine and the American Diabetes Association
Read more
Impact of an educational intervention using the 20/20/20 rule on Computer Vision Syndrome
African Vision and Eye Health
Read more
Prioritizing causal factors of sleep deprivation among construction workers: An interpretive structural modeling approach
International Journal of Industrial Ergonomics
Read more
A Quantitative Analysis Between Sleep and Psychological Behaviour of Indian Construction Workers
Journal of Turkish Sleep Medicine
Read more
Total Worker Health® Intervention for Construction Workers Alters Safety, Health, Well-Being Measures
Journal of Occupational and Environmental Medicine
Read more
Exercise acts as a drug; the pharmacological benefits of exercise
British Journal of Pharmacology
Read more
Effect of four weeks of integrated yoga intervention on perceived stress and sleep quality among female nursing professionals working at a tertiary care hospital: A pilot study
Industrial Psychiatry Journal
Read more
Efficacy of bright light and sleep/darkness scheduling in alleviating circadian maladaptation to night work
ENDOCRINOLOGY AND METABOLISM
Read more
Changes in Intake of Fruits and Vegetables and Weight Change in United States Men and Women Followed for Up to 24 Years: Analysis from Three Prospective Cohort Studies
PLOS MEDICINE
Read more
Timing and Composition of Last Meal before Bedtime Affect Sleep Parameters of Night Workers
Clocks & Sleep
Read more
Dark goggles and bright light improve circadian rhythm adaptation to night-shift work
SLEEP
Read more
Exploring the Health and Economic Burden Among Truck Drivers in Australia: A Health Economic Modelling Study
Journal of Occupational Rehabilitation
Read more
Eating Dinner Early Improves 24-h Blood Glucose Levels and Boosts Lipid Metabolism after Breakfast the Next Day: A Randomized Cross-Over Trial
Nutrients
Read more
The physical and mental health of Australian truck drivers: a national cross-sectional study
BMC Public Health
Read more
Eating on Simulated Night Shift Effects Glucose Response to Breakfast: Pilot Study
Experimental Biology
Read more
It’s not just what you eat but when: The impact of eating a meal during simulated shift work on driving performance
Chronobiology International
Read more
Eating on nightshift: A big vs small snack impairs glucose response to breakfast
Neurobiology of Sleep and Circadian Rhythms
Read more
Subjective Hunger, Gastric Upset, and Sleepiness in Response to Altered Meal Timing during Simulated Shiftwork
Nutrients
Read more
No Effect of Chronotype on Hunger or Snack Consumption during a Night Shift with Acute Sleep Deprivation
Nutrients
Read more
Do Rotating Night Shifts Change Nurses’ Nutritional Status? A Cross-Sectional Study
Journal of the American Nutrition Association
Read more
Water and Beverage Consumption: Analysis of the Australian National Nutrition and Physical Activity Survey
Nutrients
Read more
Postprandial Metabolic Profiles Following Meals and Snacks Eaten during Simulated Night and Day Shift Work
Chronobiology International
Read more
Impaired alertness and performance driving home from the night shift: a driving simulator study
National Library of Medicine
Read more
Time-Related Eating Patterns Are Associated with the Total Daily Intake of Calories and Macronutrients in Day and Night Shift Workers
Nutrients
Read more
Daytime eating prevents internal circadian misalignment and glucose intolerance in night work
Science Advances
Read more
Changes in Eating Pattern, Physical Activity and Sleep Quality among Night Shift Workers
International Journal of Food and Nutritional Sciences
Read more
Daytime eating prevents internal circadian misalignment and glucose intolerance in night work
Neurophysiology
Read more
Circadian rhythm and sleep influences
on digestive physiology and disorders
Chronophysiology and Therapy
Read more
A Comparison of Work-Related Injuries
Among Shiftworkers and Non-Shiftworkers
Safe Work Australia
Read more
The Impact of Shift Work and Long Work Hours on Employers’ Health Care Costs
Journal of Occupational and Environmental Medicine
Read more
The Future of Shift Work: Circadian Biology Meets Personalised Medicine and Behavioural Science
National Library of Medicine
Read more
Exercise as a synchroniser of human circadian rhythms: an update and discussion of the methodological problems
National Library of Medicine
Read more
Dark Goggles and Bright Light Improve Circadian Rhythm Adaptation to Night-Shift Work
Oxford Academic
Read more
The influence of eating rhythm on diet-induced thermogenesis in young women
Journal of Japanese Society of Nutrition and Food Science
Read more
Efficacy of bright light and sleep/darkness scheduling in alleviating circadian maladaptation to night work
American Journal of Physiology-Endocrinology and Metabolism
Read more
The demographic features of fatigue in the general population worldwide: a systematic review and meta-analysis
Epidemiology and Social Inequalities in Health
Read more
Sleep duration and fatigue in construction workers: A preliminary study
Organization, Technology and Management in Construction: an International Journal
Read more
Health Profile of Construction Workers in Hong Kong
International Journal of Environmental Research and Public Health
Read more
Low Back Pain Prevalence and Related Workplace Psychosocial Risk Factors: A Study Using Data From the 2010 National Health Interview Survey
The Journal of Manipulative and Physiological Therapeutics
Read more
Prevalence of high cardiovascular risk by economic sector
International Archives of Occupational and Environmental Health
Read more
Feasibility analysis of electrodermal activity (EDA) acquired from wearable sensors to assess construction workers’ perceived risk
Safety Science
Read more
Prevalence and perception of risky health behaviors among construction workers
Journal of Occupational and Environmental Medicine
Read more
Workplace injury and associated factors among construction workers in Gondar town, Northwest Ethiopia
BMC Musculoskeletal Disorders
Read more
Community engagement and dementia risk: time-to-event analyses from a national cohort study
Journal of Epidemiology and Community Health
Read more
Social Relationships and Depression: Ten-Year Follow-Up from a Nationally Representative Study
PLOS ONE
Read more
Bright light, dark and melatonin can promote circadian adaptation in night shift workers
Sleep Medicine Reviews
Read more
Shaping the light/dark pattern for circadian adaptation to night shift work
Physiology and Behavior
Read more
Combinations of Bright Light, Scheduled Dark, Sunglasses, and Melatonin to Facilitate Circadian Entrainment to Night Shift Work
Journal of Biological Rhythms
Read more
High-intensity light for circadian adaptation to a 12-h shift of the sleep schedule
Regulatory, Integrative, and Comparative Physiology
Read more
The relationship between shift work and mental health among electronics workers in South Korea: A cross-sectional study
National Library of Medicine
Read more
Phase relationships between core body temperature, melatonin, and sleep are associated with depression severity: Further evidence for circadian misalignment in non-seasonal depression
Psychiatry Research
Read more
The association between night shift work and nutrition patterns among nurses: A literature review
Psychiatry Research
Read more
Shift workers’ perceptions and experiences of adhering to a nutrition intervention at night whilst working: a qualitative study
Scientific Reports
Read more
Social Networks, Social Support, and Survival After Breast Cancer Diagnosis
Journal of Clinical Oncology
Read more
Coffee consumption and all-cause and cause-specific mortality: a meta-analysis by potential modifiers
European Journal of Epidemiology
Read more
Coffee consumption and health: umbrella review of meta-analyses of multiple health outcomes
British Journal of Medicine
Read more
Caffeine consumption and self-assessed stress, anxiety, and depression in secondary school children
Journal of Psychopharmacology
Read more
A Randomized Trial of Cardiovascular Responses to Energy Drink Consumption in Healthy Adults
The Journal of the American Medical Association
Read more
Naturalistic Effects of Five Days of Bedtime Caffeine Use on Sleep, Next-Day Cognitive Performance, and Mood
Journal of Caffeine Research
Read more
Association between habitual coffee consumption and multiple disease outcomes: A Mendelian randomisation phenome-wide association study in the UK Biobank
National Library of Medicine
Read more
Effect of Caffeine Consumption on the Risk for Neurological and Psychiatric Disorders: Sex Differences in Human
Nutrients
Read more
Caffeine Effects on Sleep Taken 0, 3, or 6 Hours before Going to Bed
Journal of Clinical Sleep Medicine
Read more
Correlated colour temperature of morning light influences alertness and body temperatur
Physiology & Behavior
Read more
Systematic review of light exposure impact on human circadian rhythm
Chronobiology International
Read more
A brief intervention involving puzzle-solving reduces bedtime arousal and increases sleep quality in adults with insomnia symptoms: A randomised controlled trial.
University of Essex
Read more
Morning and Evening Blue-Enriched Light Exposure Alters Metabolic Function in Normal Weight Adults
National Library of Medicine
Read more
Different Amounts of Water Supplementation Improved Cognitive Performance and Mood among Young Adults after 12 h Water Restriction: A Randomized Controlled Trial (RCT)
International Journal of Environment Research and Public Health
Read more
Plain-water intake and risk of type 2 diabetes in young and middle-aged women
National Library of Medicine
Read more
Trends in intake and sources of caffeine in the diets of US adults: 2001-2010
American Journal of Clinical Nutrition
Read more
Daily Patterns of Caffeine Intake and the Association of Intake with Multiple Sociodemographic and Lifestyle Factors in US Adults Based on the NHANES 2007–2012 Surveys
Journal of he Academy of Nutrition and Dietetics
Read more
The Hydration Equation: Update on Water Balance and Cognitive Performance
American College of Sports Medicine
Read more
Dose-response effects of water supplementation on cognitive performance and mood in children and adults
National Library of Medicine
Read more
How the presence of mobile communication technology influences face-to-face conversation quality
International Association for Relationship Research
Read more
The effect of evening light on circadian-related outcomes: A systematic review
Sleep Medicine Reviews
Read more
Created with
