The primary objective of my research is to promote health through adherence to physical activity. My research centers on self-related variables and the role of these construct in the self-regulation of exercise.

Research areas

  • Exercise psychology
  • Health psychology
  • Exercise adherence
  • Self and identity and health behaviours
  • Social psychology and health behaviours
  • Self-compassion and health behaviours


  • KPER 4310: Physical Activity Counselling 
  • KPER 4000: Mindfulness 
  • KPER 4040: Advanced Exercise and Health Psychology 


Deck, S., Semenchuk, B., Ball, M., Duncan, L., Hall, C., Kullman, S. & Strachan, S. A comparison of possible selves interventions on physical activity and physical activity self-definition model variables. (2023). Imagination, Cognition and Personality, 42 (3) 244-262.
Schellenberg, B. J. I., *Semenchuk, B., Bailis, D. S., Strachan, S., & *Quach, A. (2022). Good times, bad times: A closer look at the relationship between savoring and self-compassion. Personality and Individual Differences, 111807. Preprint is publicly available at
Signore, A., Jung, M., Semenchuk, B., Kullman, S., Tefft, O., Webber, S., Ferguson, L., Kowalski, K., Fortier, M., McGavock, J., Ahmed, R., Orr M., & Strachan. S.  (2022). A Pilot and Feasibility Study of a Self-Compassion Intervention Aimed to Increase Physical Activity Behaviour Among People with Prediabetes. Pilot and Feasibility Studies, 8, 1, p 111-111.
Semenchuk, B.N., Kullman, S.M., Neilson, C.J., Ceccarelli, L., Boreskie, K., Kehler, D.S., Tutkaluke, T., Duhamel, T.A., Strachan, S.M. (2022). Self-compassion, health behaviors, self-regulation, and affective states among individuals at risk of or diagnosed with a chronic disease: A scoping review. Mindfulness. 
Pachu, N., Sandra, W., Strachan S.M., (available online, Feb. 2022). Effects of a self-affirmation intervention on university students’ processing of health risk messages related to sedentary behaviour. Journal of American College Health.
Semenchuk, B., Onchulenko, S., & Strachan, S.M. (2021). Self-compassion and sleep quality: Examining the mediating role of taking a proactive health focus and cognitive emotional regulation strategies. Journal of Health Psychology,
Morgan, T.L., Semenchuk, B.N., Duhamel, T.A., Blanchard, C., Sweet, S.N., Kent, D., Meade, L., Whaley, D., & Strachan, S.M. (2021). Testing the physical activity self-definition model among inactive adults participating in a physical activity intervention. Psychology of Sport and Exercise, 57.
Signore, A., Semenchuk, B., & Strachan, S.M. (2021). Self-compassion and exercise: Men and women's reactions to a recalled exercise setback. Journal of Sport and Exercise Psychology, 43, 477-487.
Kullman, S.M., Semenchuk, B., Schellenberg, B., Ceccarelli, L., & Strachan, S.M. (2021). Adjusting identities when times change: the role of self-compassion. Journal of Sport and Exercise Psychology, 43, 410 - 418.
Simpson, K., Semenchuk, B., & Strachan, S. (2021). Put MY mask on first: Mothers’ reactions to prioritizing health behaviours as a function of self-compassion and fear of self-compassion. Journal of Health Psychology. DOI: 10.1177/1359105321995979
Pachu, N., Strachan, S., McMillan, D., Ripat, J., & Webber, S. (2020). University students’ knowledge, self-efficacy, outcome expectations and barriers to reducing sedentary behaviour: A qualitative study. Journal of American College Health, 70 (4) 1146-1153. doi: 10.1080/07448481.2020.1786098.
Morgan, T., Semenchuk, B., Ceccarelli, L., Kullman, S.M., Neilson, C., Kehler, D.S., Duhamel, T.A., Strachan, S.M. (2020). Self-compassion, adaptive reactions and health behaviours among prediabetes and diabetes: A scoping review. Canadian Journal of Diabetes.
Semenchuk, B.N.*, Boreskie, K.F.*, Hay, J.L., Miller, C., Duhamel, T.A., & Strachan, S.M. (2021). Self-compassion and responses to health information in middle-aged and older women: An observational cohort study. Journal of Health Psychology, 26(12), 2231-2247. DOI: 10.1177/1359105320909860.
Akinrolie, O., Barclay, R., Strachan, S., Gupta, A., Jasper, U., Jumbo, S., Askin, N., Rabbani, R., Zarychanski, R., & Abou-Setta, A. (2020). Motivational interviewing and physical activity among older adults: A systematic review and meta-analysis. Physical & Occupational Therapy in Geriatrics 38, 250-263
Miller, C.L., & Strachan, S.M. (2020). Understanding the role of mother guilt and self-compassion in health-promoting behaviours in mothers with young children. Women and Health. 60, 7, 763-775
Strachan, S.M., Myre, M., Berry, T., Ceccarelli, L., Semenchuk, B., & Miller, C. (2020). Self-affirmation and physical activity messages. Psychology of Sport and Physical Activity, 47.
Hamm N.C, Kehler D.S, Hay J.L, Stammers AN, Strachan, S.M, Bouchard DR, Duhamel T.A. (2019). A quasi-experimental study examining the impact of a fitness-based health risk assessment and a physical activity counseling intervention in the workplace setting on physical activity levels of hospital employees. Health Service Research Management Epidemiology. 6,
Ceccarell, L., Giuliano, R., Glazebrook, C., & Strachan, S. (2019). Self-compassion and psycho-physiological recovery from a recalled sport failure. Frontiers in Psychology. 10, 1564. DOI: 10.3389/psyg.201901564
Meade, L., Semenchuk, B., & Strachan, S. (2019). Is there positive in the negative? Understanding the role of guilt and shame in the self-regulation of physical activity. International Journal of Sport and Exercise Psychology. DOI: 10.1080/1612197X.2019.1581826
Boreski, K., Kehler, S., Costa, E., Hiebret, B., Hamm, N., Moffatt, T., Hay, J., Stammers, A., Kimber, D., Kent, D., Cornish, D., Arora, R., Strachan. S., Semenchuk, B., & Duhamel. T. (2019). Standardization of the Fried Frailty Phenotype improves cardiovascular disease risk discrimination. Experimental Gerontology, 119, 40-44.
Webber, S.C., Ripat, J.D., Pachu, N.S., & Strachan, S.M. (2019). Exploring physical activity and sedentary behaviour: perspectives of individual with osteoarthritis and knee arthroplasty. Disability and Rehabilitation
Sessford, J.D., Brawley, L.R., Cary, M.A., Flora, P.K., Blouin, J.E., Strachan, S.M., & Gyurcsik, N.C. (2019). Facing multiple barriers to exercise: Does stronger efficacy help individuals with arthritis? Applied Psychology: Health and Well-Being, 11, 59-79.
Strachan, S. M., Bean, C., & Jung, M. E. (2018). “I’m on the train and I can’t stop it”: Reactions to being prediabetic and the role of self-compassion. Health and Social Care in the Community. 26, 979-987.
Strachan, S.M., Stadig, G, Jung, M.E & Semenchuk, B. (2018). Affective and self-presentational reactions to a public exercise identity challenge. Psychology of Sport and Physical Activity. 36, 132-138.
Semenchuk, B., Fortier, M., & Strachan, S.M. (2018). Self-compassion and self- 40 (1), 31-39.
Guerin, E., Strachan, S.M., & Fortier, M.S. (2018). Exercise identity and well-being: Relationships regulation of exercise: Reactions to setbacks. Journal of Sport and Exercise Psychology. with perceptions of identity behaviour consistency and passion. International Journal of Sport and Exercise Psychology. DOI: 1        0.1080/1612197X.2017.1421681
Boreski, K., Kehler S., Costa, E., Berkowitz, I., Hamm N., Moffatt, T., Stammers, A., Kimber, D, Biebert, B., Kent, D., Cornish, D., Blewett, H., Nguyen, T., Arora, R.    Strachan, S., Semenchuk, B. Hay, J. Cohn, J. & Duhamel, T. (2017). Protocol for the HAPPY Hearts Study – Cardiovascular screening for the early detection of    future adverse cardiovascular outcomes in middle-aged and older women: A prospective, observational cohort study. British Medical Journal Open, 7 (11).
Boreski, K.F., Kehler, D.S., Costa, E.C., Cortez, P.C., Berkowitz, I., Hamm, N.C., Moffat, T.L., Stammers, A.N., Kimber, D.E., Hiebert, B.M., Kent, D.E., Cornish, D.E., Blewett, H., Nguyen, T., Arora, R.C., Strachan, S.M., Semenchuk, B.N., Hay, J.L., Cohn, J.N., & Duhamel, T.A. (2017). Pre-frailty and subclinical cardiovascular disease in middle-aged and older women. Applied physiology, nutrition, and metabolism. 42, 10, p 662.
Sessford, J.D., Brawley, L.R., Cary, M.A., Flora, P.K., Blouin, J., Meade, L., Strachan, S., & Gyurcsik, N.C. (2017) Self-regulatory efficacy encourages exercise persistence despite arthritis flare symptoms. Applied Psychology: Health and Well-being, 9, 3, 285-302.
Strachan, S.M., Stadig, G., Forneris, T., & Perras, G.M. (2017). I am an exerciser: Common conceptualizations of and variation in exercise identity. International Journal of Sport and Exercise Psychology, 15, 3, 321-336.
Webber, S., Pachu, N., Strachan, S. (2017). Sedentary behaviour cadence and physical activity outcomes after knee arthroplasty. Medicine and Science in Sports and Exercise, 49, 6, 1057-1065
Strachan, S.M., Marcotte, M., Giller, T., & Brunet, J & Schellenberg, B. (2017). An online intervention to increase physical activity: Self-regulatory possible selves and the mediating role of task self-efficacy. Psychology of Sport and Exercise, 31, 158-165.
Perras, M., Strachan, S.M., Fortier, M & Dufault, B. (2016). Impact of a randomized possible selves experiment on new retirees’ physical activity and identity. European Review of Aging and Physical Activity, 13, 7.
Strachan, S.M., Perras, M.G.M., Brawley, L.R., & Spink, K.S. (2016). Exercise in challenging times: The predictive utility of identity, self-efficacy and past exercise. Sport, Exercise and Performance Psychology, 15, 3. 
Perras, M.G.M., Strachan, S.M., & Fortier, M. Possible selves and physical activity in Retirees: The mediating role of identity. (2016) Research on Aging, 38, 8, 819-841.