References
- Campbell JA, Simpson S, Jr., Ahmad H, et al. Change in multiple sclerosis prevalence over time in Australia 2010-2017 utilising disease-modifying therapy prescription data. Mult Scler. 2019. DOI:https://doi.org/10.1177/1352458519861270
- Filippi M, Rocca MA. MRI evidence for multiple sclerosis as a diffuse disease of the central nervous system. J Neurol. 2005;52(S5):v16–v24.
- Zhang Y, Taylor BV, Simpson S, Jr, et al. Validation of 0-10 MS symptom scores in the Australian multiple sclerosis longitudinal study. Mult Scler Relat Disord. 2020;39:101895.
- Caspersen CJ, Powell KE, Christenson GM. Physical activity, exercise, and physical fitness: definitions and distinctions for health-related research. Public Health Rep. 1985;100(2):126–131.
- Marck CH, Hadgkiss EJ, Weiland TJ, et al. Physical activity and associated levels of disability and quality of life in people with multiple sclerosis: a large international survey. BMC Neurol. 2014;14(1):143.
- Heine M, van de Port I, Rietberg MB, et al. Exercise therapy for fatigue in multiple sclerosis. Cochrane Database Syst Rev. 2015;11(9):CD009956.
- Learmonth YC, Ensari I, Motl RW. Physiotherapy and walking outcomes in adults with multiple sclerosis: systematic review and meta-analysis. Phys Ther Rev. 2016;21(3–6):160–172.
- Latimer-Cheung AE, Pilutti LA, Hicks AL, et al. Effects of exercise training on fitness, mobility, fatigue, and health-related quality of life among adults with multiple sclerosis: a systematic review to inform guideline development. Arch Phys Med Rehabil. 2013;94(9):1800–1828e3.
- Dalgas U, Stenager E, Sloth M, et al. The effect of exercise on depressive symptoms in multiple sclerosis based on a meta-analysis and critical review of the literature. Eur J Neurol. 2015;22(3):443–e34.
- Ensari I, Motl RW, Pilutti LA. Exercise training improves depressive symptoms in people with multiple sclerosis: results of a meta-analysis. J Psychosom Res. 2014;76(6):465–471.
- Sandroff BM, Motl RW, Scudder MR, et al. Systematic, evidence-based review of exercise, physical activity, and physical fitness effects on cognition in persons with multiple sclerosis. Neuropsychol Rev. 2016;26(3):271–294.
- Safari R, Van der Linden ML, Mercer TH. Effect of exercise interventions on perceived fatigue in people with multiple sclerosis: synthesis of meta-analytic reviews. Neurodegener Dis Manag. 2017;7(3):219–230.
- Pilutti LA, Greenlee TA, Motl RW, et al. Effects of exercise training on fatigue in multiple sclerosis: a meta-analysis. Psychosom Med. 2013;75(6):575–580.
- Leavitt VM, Cirnigliaro C, Cohen A, et al. Aerobic exercise increases hippocampal volume and improves memory in multiple sclerosis: preliminary findings. Neurocase. 2014;20(6):695–697.
- Pilutti LA, Platta ME, Motl RW, et al. The safety of exercise training in multiple sclerosis: a systematic review. J Neurol Sci. 2014;343(1–2):3–7.
- Tallner A, Waschbisch A, Wenny I, et al. Multiple sclerosis relapses are not associated with exercise. Mult Scler. 2012;18(2):232–235.
- Motl RW, Pilutti LA. Is physical exercise a multiple sclerosis disease modifying treatment? Expert Rev Neurother. 2016;16(8):951–960.
- Vollmer T, Benedict R, Bennett S, et al. Exercise as prescriptive therapy in multiple sclerosis. A consensus conference white paper. Int J MS Care. 2012;14(Suppl.3):2–16.
- Motl RW, Sandroff BM. Exercise as a countermeasure to declining central nervous system function in multiple sclerosis. Clin Ther. 2018;40(1):16–25.
- Hendrikse J, Kandola A, Coxon J, et al. Combining aerobic exercise and repetitive transcranial magnetic stimulation to improve brain function in health and disease. Neurosci Biobehav Rev. 2017;83:11–20.
- Ozkul C, Guclu-Gunduz A, Irkec C, et al. Effect of combined exercise training on serum brain-derived neurotrophic factor, suppressors of cytokine signaling 1 and 3 in patients with multiple sclerosis. J Neuroimmunol. 2018;316:121–129.
- White LJ, Castellano V. Exercise and brain health–implications for multiple sclerosis: part 1–neuronal growth factors. Sports Med. 2008;38(2):91–100.
- White LJ, Castellano V. Exercise and brain health-implications for multiple sclerosis: part II-immune factors and stress hormones. Sports Med. 2008;38(3):179–186.
- Mokhtarzade M, Motl R, Negaresh R, et al. Exercise-induced changes in neurotrophic factors and markers of blood-brain barrier permeability are moderated by weight status in multiple sclerosis. Neuropeptides. 2018;70:93–100.
- Learmonth YC, Motl RW. Physical activity and exercise training in multiple sclerosis: a review and content analysis of qualitative research identifying perceived determinants and consequences. Disabil Rehabil. 2016;38(13):1227–1242.
- Langeskov-Christensen M, Bisson EJ, Finlayson ML, et al. Potential pathophysiological pathways that can explain the positive effects of exercise on fatigue in multiple sclerosis: a scoping review. J Neurol Sci. 2017;373:307–320.
- Charron S, McKay KA, Tremlett H. Physical activity and disability outcomes in multiple sclerosis: a systematic review (2011-2016). Mult Scler Relat Disord. 2018;20:169–177.
- Kim Y, Lai B, Mehta T, et al. Exercise training guidelines for multiple sclerosis, stroke, and Parkinson disease: rapid review and synthesis. Am J Phys Med Rehabil. 2019;98(7):613–621.
- Klaren RE, Motl RW, Dlugonski D, et al. Objectively quantified physical activity in persons with multiple sclerosis. Arch Phys Med Rehabil. 2013;94(12):2342–2348.
- Stennett A, De Souza L, Norris M. Physical activity and exercise priorities in community dwelling people with multiple sclerosis: a Delphi study. Disabil Rehabil. 2018;40(14):1686–1693.
- Casey B, Coote S, Galvin R, et al. Objective physical activity levels in people with multiple sclerosis: meta-analysis. Scand J Med Sci Sports. 2018;28(9):1960–1969.
- Motl RW, McAuley E, Sandroff BM, et al. Descriptive epidemiology of physical activity rates in multiple sclerosis. Acta Neurol Scand. 2015;131(6):422–425.
- Sedentary Behaviour Research Network. Letter to the editor: standardized use of the terms “sedentary” and “sedentary behaviours”. Appl Physiol Nutr Metab. 2012;37(3):540–542.
- Hubbard EA, Motl RW, Fernhall B. Sedentary behavior and blood pressure in patients with multiple sclerosis. Int J MS Care. 2018;20(1):1–8.
- Klaren RE, Hubbard EA, Wetter NC, et al. Objectively measured sedentary behavior and brain volumetric measurements in multiple sclerosis. Neurodegener Dis Manag. 2017;7(1):31–37.
- Sasaki J, Motl R, Cutter G, et al. National estimates of self-reported sitting time in adults with multiple sclerosis. Mult Scler J. 2018;4(1):205521731875436.
- Taylor BV, Palmer A, Simpson S Jr, et al.; NZMSPS study group. Assessing possible selection bias in a national voluntary MS longitudinal study in Australia. Mult Scler. 2013;19(12):1627–1631.
- Pink B. Socio-economic indexes for areas (SEIFA). Canberra: Australian Bureau of Statistics; 2011.
- Craig CL, Marshall AL, Sjostrom M, et al. International physical activity questionnaire: 12-country reliability and validity. Med Sci Sports Exerc. 2003;35(8):1381–1395.
- Motl RW, McAuley E, Snook EM, et al. Validity of physical activity measures in ambulatory individuals with multiple sclerosis. Disabil Rehabil. 2006;28(18):1151–1156.
- Motl RW, Sasaki JE, Cederberg KL, et al. Validity of sitting time scores from the International Physical Activity Questionnaire-Short Form in multiple sclerosis. Rehabil Psychol. 2019;64(4):463–468.
- Learmonth YC, Motl RW, Sandroff BM, et al. Validation of patient determined disease steps (PDDS) scale scores in persons with multiple sclerosis. BMC Neurol. 2013;13(1):37.
- Hohol MJ, Orav EJ, Weiner HL. Disease steps in multiple sclerosis: a longitudinal study comparing disease steps and EDSS to evaluate disease progression. Mult Scler. 1999;5(5):349–354.
- Learmonth YC, Dlugonski D, Pilutti LA, et al. Psychometric properties of the Fatigue Severity Scale and the Modified Fatigue Impact Scale. J Neurol Sci. 2013;331(1–2):102–107.
- Krupp LB, LaRocca NG, Muir-Nash J, et al. The fatigue severity scale. Application to patients with multiple sclerosis and systemic lupus erythematosus. Arch Neurol. 1989;46(10):1121–1123.
- Zigmond AS, Snaith RP. The hospital anxiety and depression scale. Acta Psychiatr Scand. 1983;67(6):361–370.
- Pais-Ribeiro JL, Martins da Silva A, Vilhena E, et al. The hospital anxiety and depression scale, in patients with multiple sclerosis. Neuropsychiatr Dis Treat. 2018;14:3193–3197.
- Williamson E, Aitken Z, Lawrie J, et al. An introduction to causal diagrams for confounder selection. Respirology (Carlton, Vic). 2014;19(3):303–311.
- Bauman A, Bull F, Chey T, IPS Group, et al. The international prevalence study on physical activity: results from 20 countries. Int J Behav Nutr Phys Act. 2009;6:21.
- Motl RW, McAuley E, Snook EM. Physical activity and multiple sclerosis: a meta-analysis. Mult Scler. 2005;11(4):459–463.
- Loyen A, Chey T, Engelen L, et al. Recent trends in population levels and correlates of occupational and leisure sitting time in full-time employed Australian adults. Plos One. 2018;13(4):e0195177.
- Vanner EA, Block P, Christodoulou CC, et al. Pilot study exploring quality of life and barriers to leisure-time physical activity in persons with moderate to severe multiple sclerosis. Disabil Health J. 2008;1(1):58–65.
- Barnard E, Brown CR, Weiland TJ, et al. Understanding barriers, enablers, and long-term adherence to a health behavior intervention in people with multiple sclerosis. Disabil Rehabil. 2018;30:1–11.
- Asano M, Duquette P, Andersen R, et al. Exercise barriers and preferences among women and men with multiple sclerosis. Disabil Rehabil. 2013;35(5):353–361.
- Edwards T, Pilutti LA. The effect of exercise training in adults with multiple sclerosis with severe mobility disability: a systematic review and future research directions. Mult Scler Relat Disord. 2017;16:31–39.
- Kratz AL, Fritz NE, Braley TJ, et al. Daily temporal associations between physical activity and symptoms in multiple sclerosis. Ann Behav Med. 2018;53(1):98–108.
- Manns PJ, Dunstan DW, Owen N, et al. Addressing the nonexercise part of the activity continuum: a more realistic and achievable approach to activity programming for adults with mobility disability? Phys Ther. 2012;92(4):614–625.
- Katzmarzyk P, Powell K, Jakicic J, et al. Sedentary behavior and health: update from the 2018 physical activity guidelines advisory committee. Med Sci Sports Exerc. 2019;51(6):1227–1241.
- Aminian S, Motl RW, Rowley J, et al. Management of multiple sclerosis symptoms through reductions in sedentary behaviour: protocol for a feasibility study. BMJ Open. 2019;9(4):e026622.
- Baird JF, Sasaki JE, Sandroff BM, et al. Feasibility of “Sit Less, Move More”: an intervention for reducing sedentary behavior among African Americans with MS. Mult Scler J Exp Transl Clin. 2020;6(2):2055217320932341.
- Bennie JA, Pedisic Z, van Uffelen JGZ, et al. Pumping iron in Australia: prevalence, trends and sociodemographic correlates of muscle strengthening activity participation from a National Sample of 195,926 adults. Plos One. 2016;11(4):e0153225.
- Stroud N, Minahan C, Sabapathy S. The perceived benefits and barriers to exercise participation in persons with multiple sclerosis. Disabil Rehabil. 2009;31(26):2216–2222.
- Sangelaji B, Smith CM, Paul L, et al. The effectiveness of behaviour change interventions to increase physical activity participation in people with multiple sclerosis: a systematic review and meta-analysis. Clin Rehabil. 2016;30(6):559–576.
- Learmonth YC, Adamson BC, Balto JM, et al. Investigating the needs and wants of healthcare providers for promoting exercise in persons with multiple sclerosis: a qualitative study. Disabil Rehabil. 2018;40(18):2172–2180.
- Motl RW, Barstow EA, Blaylock S, et al. Promotion of exercise in multiple sclerosis through health care providers. Exerc Sport Sci Rev. 2018;46(2):105–111.
- Kalb R, Brown TR, Coote S, et al. Exercise and lifestyle physical activity recommendations for people with multiple sclerosis throughout the disease course. Multiple Sclerosis J. 2020. DOI:https://doi.org/10.1177/1352458520915629
- Lee PH, Macfarlane DJ, Lam TH, et al. Validity of the International Physical Activity Questionnaire Short Form (IPAQ-SF): a systematic review. Int J Behav Nutr Phys Act. 2011;8:115.
- Weikert M, Motl RW, Suh Y, et al. Accelerometry in persons with multiple sclerosis: Measurement of physical activity or walking mobility? J Neurol Sci. 2010;290(1–2):6–11.