Dr. Patricia Longmuir, PhD, RKin, CEP
Senior Scientist, CHEO Research Institute
Professor, Faculty of Medicine, University of Ottawa

Education, Credentials, Academic Appointments

  • MSc (1985), Department of Community Health, University of Toronto
  • PhD (2010), Institute of Medical Sciences, University of Toronto
  • Post-Doctoral Fellowship (2011), Labatt Family Heart Centre, SickKids, Toronto
  • Senior Scientist, Children’s Hospital of Eastern Ontario Research Institute
  • Professor, Dept. of Pediatrics, Faculty of Medicine, University of Ottawa
  • Cross-appointed, Dept of Human Kinetics, University of Ottawa
  • Cross-appointed, School of Graduate and Post-graduate Studies, University of Ottawa
  • College of Kinesiology of Ontario – Registered Kinesiologist
  • Canadian Society for Exercise Physiology – Certified Exercise Physiologist


Dr. Longmuir is a Senior Scientist in the Healthy Active Living and Obesity Research Group at the Children’s Hospital of Eastern Ontario Research Institute and a Professor in the Faculty of Medicine, University of Ottawa.  Dr. Longmuir’s research interests are the promotion of physical activity to children with medical conditions and disabilities, and the use of physical activity to prevent and/or treat morbidity. Her undergraduate, Masters and Ph.D. theses examined the impact of interventions to increase physical activity among children with heart defects or cystic fibrosis. Dr. Longmuir’s post-doctoral fellowship was a community health promotion initiative targeting parents of young children. Dr. Longmuir has published more than 70 papers and 6 book chapters in the peer-reviewed literature. She has delivered over 180 scholarly conference presentations, and more than 80 invited and keynote addresses.

Research, Clinical, Professional and Scholarly Focus and Service

Current research interests include: i) pediatric exercise medicine, ii) role of physical activity in the physical and mental health of children with cardiac conditions, iii) physical literacy and health, iv) physical activity among children with medical conditions and disabilities, v) motivation for physical activity in paediatric clinical populations, vi) patient and family engagement, and vii) knowledge translation and mobilization.

  • Invited member of the Technical Committee for Outdoor Spaces of Accessibility Standards Canada
  • Member of the Participant Recruitment Expert Advisory Committee for the Canadian Collaboration for Child Health: Efficiency and Excellence in the Ethics Review of Research
  • Invited member of the Canadian Society for Exercise Physiology Physical Activity and Lifestyle Appraisal Strategic Planning Committee
  • Member of the Writing Committee on the Promotion of Physical Activity Participation in Children and Adults with Congenital Heart Disease of the American Heart Association
  • Invited member of the Ontario Trails Coordinating Committee
  • Member of the City of Toronto Department of Parks, Forestry and Recreation Disability Advisory Committee
  • Reviewer for many scholarly journals, including Circulation, Heart, Paediatrics and Child Health, BMC Public Health, American Journal of Cardiology, and PLOS ONE
  • Faculty and course development for undergraduate, graduate and post-graduate education courses related to recreation and fitness access, inclusion of people with disabilities, accessibility of natural environments, and accessibility of public rights of way

Graduate Student Research Supervision & Training

  • Angelica Blais (University of Ottawa) – Ph.D. candidate (2018-2023)
    Active lifestyles via community sport for children with medical conditions
  • Josee Seguin (Queen’s University) – D.Sc. candidate (2018-2024)
    Validating a family centered approach to care: A two-phase study using therapy goals 

Undergraduate & Medical Student Research Supervision & Training

  • Lisa He (University of Ottawa) – M.D. candidate (2021-2025)
    Community readiness assessment of the Take TIME for Your Child’s Health intervention
  • Nacera Hanzal (University of Ottawa) – M.D. candidate (2019-2023)
    Healthy Lifestyles Project for youth hospitalized for mental illness
  • Natalie Beshara (National University of Ireland – Galway) – M.D. candidate (2020-2026)
    Effective physical literacy screening tasks for paediatric clinical populations
  • Brandon Craipley (University of Ottawa) – B.Sc. candidate (2019-2023)
    Motor development and physical activity among young children with congenital heart disease: Differences between surgical and catheterization repair
  • Connor Lirette (University of Ottawa) –B.Sc. candidate (2019-2023)
    Motor development interventions immediately and 1-year after surgical or catheterization treatment for congenital heart disease
  • Kirstin Moreau (University of Ottawa) – B.Sc. candidate (2019-2023)
    Healthy Lifestyle Project for indigenous youth experiencing mental distress
  • Jadyn Emberley-Ralph (University of Ottawa) – B.Sc. candidate (2019-2023)
    Healthy Lifestyles Project for children attending a mental health day treatment program

Graduate and Undergraduate Student Clinical Supervision and Training

  • Claudia Fortin (U. of Ottawa) – M.HK. Intervention & Counselling (2022)
  • Gillian King (U. of Ottawa) – M.HK. Intervention & Counselling (2022)
  • Rachel Matheson-Green (U. of Ottawa) – M.HK. Intervention & Counselling (2022)
  • Sarah Morris (U. of Ottawa) – B.HK. (2022-2023)
  • Emilie Lum (U. of Ottawa) – B.HK. (2022-2023)
  • Hayley Hutton (U. of Ottawa) – B.HK. (2022-2023)
  • Sharina Tolentino (U. of Ottawa) – B.HK. (2022-2023)
  • Mikaela Ihamaki (U. of Ottawa) – B.HK. (2022-2023)
  • Meghan Dundon (U. of Ottawa) – B.HK. (2022-2023)


Past Trainees at HALO

Post-Doctoral Fellow

  • Shikha Saxena (2018)

Graduate Students

  • Bradley MacCosham, PhD, 2021
  • Jacqueline Lee, MSc, 2019
  • Tyler Kung, MSc, 2019
  • Kevin Moncion, MSc, 2018
  • Angelica Blais, MSc, 2018
  • Nicholas Moroz. MPH, 2018
  • Kathryn McClelland, MSc, 2013

Medical Students

  • Hannah Cummings, 2021
  • Jordan Merkas, 2021
  • Olivia Lemire, 2019
  • Adam Chubbs-Payne, 2019
  • Emil Prikryl, 2017
  • Meng Yang Sunny Xia, 2015-2016
  • Ammar Bookwala, 2014-2015
  • Bhavika Patel, 2013-2015
  • Cherry Xiong, 2013-2014

Undergraduate Research Students

  • Melenna Awaju, 2021-2022
  • Javier Porras Gil, 2021-2022
  • Busola Dehinbo, 2021-2022
  • Elizabeth Thibault, 2019-2020
  • Jennifer Vo, 2019-2020
  • Julia Jackson, 2015-2016
  • Warsame Yusuf, 2015-2016
  • Kevin Moncion, 2015-2016
  • Emily Ertel, 2014-2016
  • Jennifer Ham, 2015
  • Amelie Fournier, 2013-2014
  • Emily Bray, 2012-2013
  • Makenzie Weekes, 2011-2012

Clinical Interns

  • Amy-Melissa Angel Ramirez, 2021-2022
  • Jessica LaTour, 2021-2022
  • Elizabeth Rosochova, 2021-2022
  • Jade Frazer, 2021-2022
  • Elise Lacoste, 2021
  • Alexander McDermott, 2021-2022
  • James Shaw, 2021
  • Maedah Keivani, 2021
  • Lina Katwaroo, 2021
  • Olivia Earl, 2020-2021
  • Sasha Katz, 2020-2021
  • Grace Waite, 2020-2021
  • Patricia Silva-Roy, 2020-2021
  • Maggie Piche, 2020-2021
  • Madison Clarke, 2020
  • Siobhan Rourke, 2020
  • Miranda Di Gasparro, 2019-2020
  • Kristen Robertson, 2019-2020
  • Alexander Dam, 2019-2020
  • Sarah De Marinis, 2019-2020
  • Dania Terry, 2019-2020
  • Theodora Tayi, 2019
  • Carly Bradley, 2019
  • Shawn Filion, 2019
  • Haileigh Talbot, 2019
  • Kaitlin Timmons, 2018-2019
  • Catherine Bourdeau, 2018-2019
  • Lorraine Aston, 2018
  • Keely Barnes, 2018
  • Chiranjeev Jha, 2018
  • Alexandre Laviolette, 2018
  • Cristina Leonardelli, 2018
  • Amandalie Alexander, 2017-2018
  • Julia Peng, 2017-2018
  • Reenal Shah, 2017
  • Jeremy Paplinskie, 2016
  • Jenna Yaraskavitch, 2016
  • Johanna Dobransky, 2015
  • Karine Savard, 2015
  • Tharsheka Natkumam, 2015
  • Linday McCabe, 2014
  • Megan Tucker, 2014
  • Amy Thiffault, 2014
  • Poppy des Clouds, 2013
  • Marie-Eve Foster, 2013
  • Anastasia Alpous, 2012


  • North American Society for Paediatric Exercise Medicine
  • Canadian Society for Exercise Physiology
  • American Heart Association
  • American College of Sports Medicine
  • North American Federation of Adapted Physical Activity
  • Active Living Alliance for Canadians

Sample Publications

  • Longmuir PE. Importance of physical activity and exercise in paediatric Fontan patients. Canadian Journal of Cardiology Pediatric and Congenital Heart Disease, 2022, 1, 105-107. Editorial. DOI: 0.1016/j.cjcpc.2022.05.001.
  • Moncion K, Gardin L, Lougheed J, Adamo K, Longmuir PE. Children with cardiomyopathy have inactive lifestyles despite reporting disease-specific barriers to physical activity – a mixed-methods study. Exercise Medicine, 2022, 6, 4. DOI: 10.26644/em.2022.004.
  • Blanchard J, McCrindle BW, Longmuir PE. The impact of physical activity restriction on the health-related fitness of children with congenital heart disease. International Journal of Environmental Research and Public Health, 2022, 19, 4426. DOI: 10.3390/ijerph19084426.
  • Blais, A., Longmuir, P.E., Messy R., Messy R., & Lai, L. “Like Any Other Camp”: Experiences and lessons learned from an integrated day camp for children with heart disease. Journal for Specialists in Pediatric Nursing, 2022, 27(2), e12371. DOI: 10.1111/jspn.12371.
  • Do J, Blais A, Feldman B, Brandão LR, Lougheed J, Pohl D, KlaassenRJ, Johnston DL, De Laat D, Roth J, Katz SL, McCormick A, Wright FV, Macartney G, McMillan HJ, Venkateswaran S, Sell E, Doja A, Matheson K, Boafo A, Longmuir PE. Characterization of physical literacy in children with chronic medical conditions compared to healthy controls: a cross-sectional study. Applied Physiology, Nutrition and Metabolism. 2021, 46(9), 2073-1082, DOI: 10.1139/apnm-2020-0957.
  • Longmuir PE, Wang S, Timmons BW, Mondal T, Cinanni NL, Di Cristofaro NA, Dillenburg R, Adamo K, Tremblay MS, Lee S.  Inactive lifestyles among young children with innocent murmurs or congenital heart disease, regardless of disease severity or treatment. Canadian Journal of Cardiology, 2022, 38(1), 59-67. E-pub 2021-09, DOI: 10.1016/j.cjca.2021.09.014.
  • Longmuir PE, Prikryl E, Rotz HL, Boyer C, Alpous A. Predilection for physical activity and body mass index z-score can quickly identify children needing support for a physically active lifestyle. Applied Physiology Nutrition and Metabolism, 2021, 46, 1265-1272. DOI: 10.1139/apnm-2020-1103.
  • Saxena S, Millage J, Wong D, Yap L, Bodiam L, Allison A, McCrindle B, Longmuir PE. Perceptions of healthy lifestyles among children with complex heart disease and their caregivers. Canadian Journal of Cardiology Online, 2021, 3, 854-863. DOI: 0.1016/j.cjco.2021.01.013.
  • Longmuir PE, Corey M, McCrindle BW. Interactions with Home and Health Environments Discourage Physical Activity: Reports from Children with Complex Congenital Heart Disease and Their Parents. International Journal of Environmental Research and Public Health, 2021, 18, 4903. DOI: 10.3390/ijerph18094903.
  • Chubbs-Payne A, Lee J, Isserlin L, Norris M, Spettigue W, Spence K, Longmuir PE. Physical activity as a treatment component for adolescents with anorexia nervosa: An exploratory qualitative study of patient perceptions. International Journal of Eating Disorders, 2021, 54(3), 336-345. DOI: 10.1002/eat.23411.
  • Saxena S, Vo J, Millage J, Wong D, Belanger P, Fournier A, Bodiam L, Allison A, Longmuir PE. Developing patient resources to enable the exchange of healthy lifestyle information between clinicians and families of children with complex heart problems. Child: Care, Health and Development, 2021, 47, 357-366. DOI: 10.1111/cch.12848.
  • Lee J, Blais A, Jackson J, Patel BJ, Lai L, Goldfield G, Sananes R, Longmuir PE. Higher Child-Reported Internalizing and Parent-Reported Externalizing Behaviors were Associated with Decreased Quality of Life among Pediatric Cardiac Patients Independent of Diagnosis: A Mixed-Methods Assessment. Congenital Heart Disease, 2021, 16(3), 255-267. DOI: 10.32604/CHD.2021.014628.
  • Do J, Webster RJ, Longmuir PE, Reddy D, Pohl D. Poor adherence to sleep and physical activity guidelines among children with epilepsy. Epilepsy and Behaviour, 2021, 115, 107722. DOI: 10.1016/j.yebeh.2020.107722.
  • Blais AZ, Lougheed J, Adamo KB, Longmuir PE. Participation in a community-based sport program is feasible for children with congenital heart disease and may benefit physical literacy development: A pilot study. Exercise Medicine, 2020, 4, 8. DOI: https://doi.org/10.26644/em.2020.008.
  • Rotz HLL, Alpous A, Boyer C, Longmuir PE. Identifying Criteria for a Physical Literacy Screening Task: An Expert Delphi Process. Exercise Medicine, 2020, 4, 7. DOI: https://doi.org/10.26644/em.2020.007.
  • Longmuir PE, Downs P, Standal OF, Goodwin D. Promoting physical activity in children with impairments. Lancet: Child and Adolescent Health, 2020 Sep, 4(9), 647-648. DOI: 10.1016/S2352-4642(20)30236-4.
  • Blanchard J, Van Wyk N, Ertel E, Alpous A, Longmuir PE.(2019). Canadian Assessment of Physical Literacy in Grades 7-9 (12-16 years): Preliminary validity and descriptive results. Journal of Sports Sciences, 2020 Jan, 38(2), 177-186. DOI: 10.1080/02640414.2019.1689076.
  • Blais AZ, Lougheed J, Yaraskavitch J, Adamo KA, Longmuir PE. “I really like playing games together”: Understanding what influences children with congenital heart disease to participate in physical activity. Child: Care, Health and Development, 2020, 46(4), 457-67. DOI: 10.1111/cch.12754.
  • Lee J, Cinanni N, Di Cristofaro N, Lee S, Dillenburg R, Adamo KB, Mondal T, Barrowman N, Shanmugam G, Tremblay MS, Timmons BW, Longmuir PE. Parents of very young children with congenital heart defects report good quality of life for their children and families regardless of defect severity. Pediatric Cardiology, 2019, 41, 46-53. DOI: 10.1007/s00246-019-02220-1.
  • Lee JS, Boafo A, Greenham S, Longmuir PE. The effect of high-intensity interval training on inhibitory control in adolescents hospitalized for a mental illness. Mental Health and Physical Activity, 2019, 16, 152-168. DOI: 10.1016/j.mhpa.2018.10.006.
  • Longmuir PE, Sampson M, Ham J, Weekes M, Patel BJ, Gow RM. The mental health of adolescents and pre-adolescents living with inherited arrhythmia syndromes: A systematic review of the literature. Cardiology in the Young, 2018 Jan 18, 1-11, DOI: 10.1017/S104795111700289X. E-pub ahead of print.
  • Patel BJ, Lai L, Goldfield G, Sananes R, Longmuir PE. (2017). Psychosocial health and quality of life among children with cardiac diagnoses: Agreement and discrepancies between parent and child reports. Cardiology in the Young, 27(4), 713-721. DOI: 10.1017/S1047951116001141. E-pub: 2016 Sep 20.
  • Longmuir PE, Boyer C, Lloyd M, Borghese MM, Knight E, Saunders TJ, Boiarskaia E, Zhu W and Tremblay MS. (2017). Canadian Agility and Movement Skill Assessment: Validity, objectivity and reliability evidence for children 8 to 12 years of age. Journal of Sport and Health Science, 6, 231-240. DOI: 10.1016/j.jshs.2015.11.004.
  • Francis CE, Longmuir PE, Boyer C, Belanger P, Anderson LB, Barnes JD, Boiarskaia E, Cairney J, Faigenbaum A, Faulkner G, Hands BP, Hay HA, Janssen I, Katzmarzyk PT, Kemper HCG, Knudson D, Lloyd M, McKenzie TL, Olds TS, Sacheck JM, Shephard RJ, Stodden DF, Zhu W, Tremblay MS. (2016). Developing a physical literacy model and relative factor importance within the Canadian Assessment of Physical Literacy: Results of a Delphi process. Journal of Physical Activity and Health, 13(2), 214-222. DOI: http://dx.doi.org/10.1123/jpah.2014-0597.
  • Longmuir PE, Tremblay MS. (2016). Top 10 research questions related to physical literacy. Research Quarterly for Exercise and Sport, 87(1), 1-8. DOI: 10.1080/02701367.2016.1124671.
  • Stephens S, Takken T, Esliger D, Pullenayegum E, Beyene J, Tremblay MS, Schneiderman JE, Biggar D, Longmuir PE, McCrindle BW, Abad A, Ignas DM, Van Der Net J, Feldman BM. (2016). Validation of accelerometer prediction equations in children with chronic disease. Pediatric Exercise Science, 28(1), 117-132. http://dx.doi.org/10.1123/pes.2014-0185.
  • Longmuir PE, Yap L, Bravo C, Lee SL, Brandão L. (2016). Body contact risk during childhood physical activity: Feasibility of a novel method for objective measurements to inform the care of children at risk for bleeding injuries. Haemophilia, 22(1): 126-33. DOI: 10.1111/hae.12850. Epub 2015 Dec 3.
  • Longmuir PE, Boyer C, Lloyd M, Yang Y, Boiarskaia E, Zhu W, Tremblay MS. (2015). The Canadian Assessment of Physical Literacy: Methods for Children in Grades 4 to 6 (8 to 12 years). BMC Public Health, 15, 767. DOI: 10.1186/s12889-015-2106-6.
  • Longmuir PE, Corey M, Faulkner G, Russell JL, McCrindle BW. (2015). Children after Fontan have strength and body composition similar to healthy peers and can successfully participate in daily moderate-to-vigorous physical activity. Pediatric Cardiology, 36(4): 759-767. e-pub 2014-12-12.
  • Longmuir PE, Colley RC, Wherley VA, Tremblay MS. (2014). Risks and benefits of promoting childhood physical activity. Lancet Diabetes and Endocrinology, 2(11), 861-862.
  • Longmuir PE, Colley RC, Wherley VA, Tremblay MS. (2014). Canadian Society for Exercise Physiology Position Stand: Benefit and risk for promoting childhood physical activity. Applied Physiology, Nutrition and Metabolism, 39(11), 1271-1279. DOI: 10.1139/apnm-2014-0074.
  • Longmuir PE, Brothers JA, de Ferranti SD, Hayman LL, Van Hare GF, Matherne GP, Davis CK, Joy EA, McCrindle BW. (2013). Promotion of physical activity for children and adults with congenital heart disease: A scientific statement from the Atherosclerosis, Hypertension and Obesity in Youth Committee, Council on Cardiovascular Disease in the Young, American Heart Association. Circulation, 127(21), 2147-2159. DOI: 10.1161/CIR.0b013e318293688f.
  • Longmuir PE, Tyrrell PN, Corey M, Faulkner G, Russell JL, McCrindle BW. (2013). Home-based rehabilitation enhances daily physical activity and motor skill in children who have undergone the Fontan procedure. Pediatric Cardiology, 34(5), 1130-1151. DOI 10.1007/s00246-012-0618-8.
  • Banks L, McCrindle BW, Russell JL, Longmuir PE. (April 2013). Optimal physiological response to sub-maximal exercise in children after the Fontan procedure. Medicine and Science in Sports and Exercise, 45(4), 615-621. DOI: 10.1249/MSS.0b013e31827b0b20.
  • Takken T, Giardini A, Reybrouck T, Gewillig M, Hovels-Gurich HH, Longmuir PE, McCrindle BW, Paridon SM, Hager A. (2012). Recommendations for physical activity, recreation sport and exercise training in pediatric patients with congenital heart disease: A report from the Exercise, Basic & Translational Research Section of the European Association of Cardiovascular Prevention and Rehabilitation, the European Congenital Heart and Lung Exercise Group, and the Association for European Paediatric Cardiology. European Journal of Preventive Cardiology, 19(5), 1034-1065. [On-line]. DOI: 10.1177/1741826711420000. 22 August 2011.
  • Stieber N, Gilmour S, Morra A, Rainbow J, Robitaille S, Van Arsdell G, McCrindle BW, Gibson BE, and Longmuir PE. (2012). Feasibility of improving motor development of toddlers with congenital heart defects using a home-based intervention. Pediatric Cardiology, 33(4), 521-532.
  • Pemberton VL, McCrindle BW, Barkin S, Daniels SR, Barlow SE, Binns HJ, Cohen MS, Economos C, Faith MS, Gidding SS, Goldberg CS, Kavey R-E, Longmuir PE, Rocchini AP Van Horn, L and Kaltman JR. (2010). Report of the National Heart, Lung, and Blood Institute’s Working Group on Obesity and Other Cardiovascular Risk Factors in Congenital Heart Disease. Circulation, 121, 1153-1159.
  • Longmuir PE, McCrindle BW. (2009). Physical activity restrictions for children after the Fontan operation: Disagreement between parent, cardiologist and medical record reports. American Heart Journal, 157(5), 853-859.