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Williams GC, Borghese MM, Janssen I.  Neighborhood walkability and objectively measured active transportation among 10-13 year olds.  J Transport Health.  2018;8:202-209.  doi:

Williams GC, Borghese MM, Janssen I.  Objectively measured active transportation to school and other destinations among 10-13 year olds.  Int J Behav Nutr Phys Act.   2018;15:11.  doi: 10.1186/s12966-017-0634-4.

Borghese MM, Lin Y, Chaput JP, Janssen I.  Estimating sleep efficiency in 10- to- 13-year-olds using a waist-worn accelerometer.  Sleep Health.  2018;4:110-115.  doi:

Gariépy G, Janssen I, Sentenac M, Elgar FJ. School start time and the healthy weight of adolescents.  J Adolesc Health.  J Adolesc Health. 2018;63:69-73.

Talarico R, Janssen I.  Compositional associations of time spent in sleep, sedentary behavior, and physical activity with obesity measures in children.  Int J Obes.  2018;42:1508-1514.  doi: 10.1038/s41366-018-0053-x

Lin Y, Borghese MM, Janssen I.  Bi-directional association between sleep and outdoor active play among 10-13 year olds.  BMC Public Health.  2018;18:224.  doi: 10.1186/s12889-018-5122-5

Borghese MM, Janssen I.  Development of a measurement approach to assess time children participate in organized sport, active travel, outdoor active play, and curriculum-based physical activity.  BMC Public Health.  2018;18:396.  doi:

Medina C, Janssen I, Barquera S, Bautista-Arredondo S, González ME, González C.  Occupational and leisure time physical inactivity and the risk of type II diabetes and hypertension among Mexican adults: A prospective cohort study.  Sci Rep.  2018;8:5399.  doi: 10.1038/s41598-018-23553-6

Nguyen A, Borghese MM, Janssen I.  Pedestrian traffic safety and outdoor active play among 10-13 year olds living in a mid-sized city.  Prev Med Rep.  2018;10:304-309.  doi:

Piccininni C, Michaelson V, Janssen I, Pickett W.  Outdoor play and nature connectedness as potential correlates of internalized mental health symptoms among Canadian adolescents. Prev Med.  2018;112:168-175.  doi:

Han CS, Mâsse LC, Wilson A, Janssen I, Schuurman N, Brussoni M.  State of play: Methodologies for investigating children's outdoor play and independent mobility.  Children, Youth and Environments.  2018;28:194-231.

Lang JJ, Tomkinson GR, Janssen I, Ruiz JR, Ortega FB, Léger L, Tremblay MS.  Making a case for cardiorespiratory fitness surveillance among children and youth.  Exerc Sport Sci Rev.  2018;46:66-75.  doi: 10.1249/JES.0000000000000138

Kwong J, Klinger DA, Janssen I, Pickett W.  Derivation of some contemporary scales to measure adolescent risk-taking in Canada.  Int J Public Health.  2018;63:137-147.  doi:

Hewitt L, Benjamin Neelon S, Carson V, Stanley R, Janssen I, Okely A.  Child care centre adherence to infant physical activity and screen time recommendations in Australia, Canada and the United States: An observational study.  Infant Behavior and Development. 2018;50:88-97.  doi: 10.1016/j.infbeh.2017.11.008

Lang JL, Belanger K, Poitras V, Janssen I, Tomkinson GR, Tremblay MS.  Systematic review of the relationship between 20 m shuttle run performance and health indicators among children and youth.  J Sci Med Sport.  2018;21:383-397.  doi:


Borgundvaag E, Janssen I.  Objectively measured physical activity and mortality risk in American adults.  Am J Prev Med.  2017;52:e25-e31.  doi:

Gariépy G, Janssen I, Sentenac M, Elgar FJ.  School start time and sleep in Canadian adolescents.  J Sleep Res.  2017; 26:195-201.  doi: 10.1111/jsr.12475.

Warkentin T, Borghese MM, Janssen I.  Associations between weight-related teasing and psychosomatic symptoms by weight status among school-aged youth.  Obes Sci Pract. 2017;3:44-50.  doi: 10.1002/osp4.87.

Roberts KC, Carson V, Chaput JP, Janssen I, Tremblay MS, Yao X.  Meeting Canada’s New 24-Hour Movement Guidelines for Children and Youth: Results from the Canadian Health Measures Survey.  Health Reports.  2017;28:3-7.

Janssen I, Roberts KC, Thompson W.  Is adherence to the Canadian 24-hour movement behaviour guidelines for school-aged children and youth associated with improved indicators of physical, mental, and social health?  Appl Physiol Nutr Metab.  2017;42:725-731.  doi: 10.1139/apnm-2016-0681.

Rhodes R, Bauman A, Janssen I, Warburton D.  Physical activity: health impact, prevalence, correlates and interventions.  Psychol Health.  2017; 32:942-975. doi: 10.1080/08870446.2017.1325486.

Borgundvaag E, McIsaac M, Borghese MM, Janssen I.  Imputing accelerometer non-wear time when assessing moderate-to-vigorous physical activity in children. J Phys Act Health.  2017;14:852-860.  doi:

Carson V, Lee E-Y, Hewitt L, Jennings C, Hunter S, Kuzik N, Stearns JA, Powley Unrau S, Poitras VJ, Gray C, Adamo KB, Janssen I, Okely AD, Spence JC, Timmons BW, Sampson M, Tremblay MS.  Systematic review of the relationships between physical activity and health indicators in the early years (aged 0 to 4 years).  BMC Public Health. 2017;17(Suppl 5):854.  doi: 10.1186/s12889-017-4860-0.

Galaviz KI, Estabrooks P, Jauregui Ulloa E, Lee RE, Janssen I, López y Taylor JR, Ortiz-Hernández L, Lévesque L.  Evaluating the effectiveness of physician counseling to promote physical activity in México: an effectiveness-implementation hybrid study.  Transl Behav Med.  2017;7:731-740.  doi: 10.1007/s13142-017-0524-y

Janssen I, Roberts KC, Thompson W.  Adherence to the Canadian 24-Hour Movement Guidelines among 10- to 17-year-old Canadians.  Health Promot Chronic Dis Prev Can. 2017;37:369-375.  doi:

Colley RC, Carson V, Garriguet D, Janssen I, Roberts KC, Tremblay MS.  Physical activity of Canadian children and youth, 2007 to 2015.  Health Rep.  2017;28:8-16.

Chaput JP, Colley RC, Aubert S, Carson V, Janssen I, Roberts KC, Tremblay MS.  Proportion of preschool-aged children meeting the Canadian 24-Hour Movement Guidelines and associations with adiposity: Results from the Canadian Health Measures Survey.  BMC Public Health.  2017;17(Suppl 5):829.  doi: 10.1186/s12889-017-4854-y.

Tremblay MS, Chaput JP, Adamo KB, Aubert S, Barnes JD, Choquette L, Duggan M, Faulkner G, Goldfield GS, Gray CE, Gruber R, Janson K, Janssen I, Janssen X, Jaramillo Garcia A, Kuzik N, LeBlanc C, MacLean J, Okely AD, Poitras VJ, Rayner M, Reilly JJ, Sampson M, Spence JC, Timmons BW, Carson V.  Canadian 24-Hour Movement Guidelines for the Early Years (0-4 years): An integration of physical activity, sedentary behaviour, and sleep.  BMC Public Health.  2017;17(Suppl 5):874.  doi: 10.1186/s12889-017-4859-6.


Francis CE, Longmuir PE, Boyer C, Belanger P, Andersen LB, Barnes JD, Boiarskaia E, Cairney J, Faigenbaum AD, Faulkner G, Hands BP, Hay JA, Janssen I, Katzmarzyk PT, Kemper HC, Knudson D, Lloyd M, McKenzie TL, Olds TS, Sacheck JM, Shephard RJ, Stodden DF, Zhu W, Tremblay MS.  The Canadian Assessment of Physical Literacy: Development of a model of children’s capacity for a healthy, active lifestyle through a Delphi process.  J Phys Act Health.  2016;13:214-22.  doi: 10.1123/jpah.2014-0597.

McMillan R, McIsaac M, Janssen I.  Family structure as a correlate of organized sport participation among youth.  PLoS One.  2016;11(2):e0147403.  doi: 10.1371/journal.pone.0147403.

Poitras VJ, Gray CE, Borghese MM, Carson V, Chaput J-P, Janssen I, Katzmarzyk PT, Pate RR, Connor Gorber S, Kho ME, Sampson M, Tremblay MS. Systematic review of the relationships between objectively measured physical activity and health indicators in school-aged children and youth. Appl Physiol Nutr Metab 2016;41:S197-S239, 2016.  doi: 10.1139/apnm-2015-0663.

Saunders T, Gray C, Poitras V, Chaput JP, Janssen I, Katzmarzyk P, Olds T, Connor Gorber S, Kho M, Sampson M, Tremblay M, Carson V.  Combinations of physical activity, sedentary behaviour and sleep: relationships with health indicators in school-aged children and youth.  Appl Physiol Nutr Metab.  2016;41:S283–S293.  doi:

Tremblay MS, Carson V, Chaput J-P, Dinh T, Duggan M, Faulkner G, Connor Gorber S, Gray CE, Gruber R, Janson K, Janssen I, Katzmarzyk PT, Kho ME, Latimer-Cheung AE, LeBlanc C, Okely AD, Olds T, Pate RR, Phillips A, Poitras VJ, Rodenburg S, Saunders TJ, Sampson M, Stone J, Stratton G, Weiss SK, Zehr L. Canadian 24-Hour Movement Guidelines for Children and Youth: An Integration of Physical Activity, Sedentary Behaviour, and Sleep. Appl Physiol Nutr Metab.  2016;41:S311-27.  doi: 10.1139/apnm-2016-0151. 

Chaput JP, Janssen I.  Sleep duration estimates of Canadian children and adolescents.  J Sleep Res.  2016;25:541-548.  doi: 10.1111/jsr.12410.

Biro SC, Williamson T, Leggett JA, Barber D, Morkem R, Moore KM, Belanger P, Mosley B, Janssen I. Utility of linking primary care electronic medical records with Canadian census data to study the determinants of chronic disease: An example based on socioeconomic status and obesity.  BMI Med Inform Decis Mak  2016;16:32.  doi: 10.1186/s12911-016-0272-9.

Biro S, Barber D, Morkem R, Williamson T, Moore K, Belanger P, Mosley B, Janssen I.  Prevalence of toddler, child and adolescent overweight and obesity derived from primary care electronic medical records: an observational study.  CMAJ Open.  2016;4:E538-E544.  doi: 10.9778/cmajo.20150108.

King N, Janssen I, Hagel L, Dosman J, Lawson J, Trask C, Pickett W.  Identifying and mitigating risks for agricultural injury associated with obesity.  Prev Med Rep.  2016;4:220–224.  doi: 10.1016/j.pmedr.2016.06.003.

Janssen I.  Estimating whether replacing time in active outdoor play and sedentary video games with active video games influences youths' mental health.  J Adolesc Health.  2016;59:517-522.  doi: 10.1016/j.jadohealth.2016.07.007.

Kukaswadia A, Janssen I, Pickett W, Bajwa J, Georgiades K, Lalonde R, Quon EC, Safdar S, Pike I.  Development and validation of the Bicultural Youth Acculturation Questionnaire.  PLoS One.  2016;11(8): e0161048. doi: 10.1371/journal.pone.0161048.

Barnes JD, Cameron C, Carson V, Chaput JP, Faulkner GEJ, Janson K, Janssen I, Kramers R, LeBlanc AG, Spence JC, Tremblay MS. Results from Canada’s 2016 ParticipACTION Report Card on Physical Activity for Children and Youth. J Phys Act Health. 2016;13 Suppl 2:S110-116.

Garriguet D, Carson V, Colley RC, Janssen I, Timmons BW, Tremblay MS.  Physical activity and sedentary behaviour of Canadian children aged 3 to 5.  Health Rep. 2016;27:14-23.

Janssen I.  Kids move more when outdoors.  Can J Public Health.  2016;107:e497-e499.  doi: 10.17269/cjph.107.5993.

Carson V, Chaput J-P, Janssen I, Tremblay MS.  Health associations with meeting new 24-hour movement guidelines for Canadian children and youth.  Prev Med.   2016;5:95:7-13.  doi: 10.1016/j.ypmed.2016.12.005.