Acknowledgement
This work was supported by the National Research Foundation of Korea (NRF) grant funded by the Korea government (MSIT) (No. 2018R1C1B5083305).
References
- Haskell WL, Blair SN, Hill JO. Physical activity: health outcomes and importance for public health policy. Prev Med 2009;49(4):280-2. https://doi.org/10.1016/j.ypmed.2009.05.002
- Kull M. The relationships between physical activity, health status and psychological well-being of fertility-aged women. Scand J Med Sci Sports 2002;12(4):241-7. https://doi.org/10.1034/j.1600-0838.2002.00341.x
- Warburton DE, Nicol CW, Bredin SS. Health benefits of physical activity: the evidence. CMAJ 2006;174(6):801-9. https://doi.org/10.1503/cmaj.051351
- Gregory SM, Parker B, Thompson PD. Physical activity, cognitive function, and brain health: what is the role of exercise training in the prevention of dementia? Brain Sci 2012;2(4):684-708. https://doi.org/10.3390/brainsci2040684
- Gregg EW, Cauley JA, Stone K, Thompson TJ, Bauer DC, Cummings SR, et al.; Study of Osteoporotic Fractures Research Group. Relationship of changes in physical activity and mortality among older women. JAMA 2003;289(18):2379-86. https://doi.org/10.1001/jama.289.18.2379
- World Health Organization. Global recommendations on physical activity for health: recommended levels of physical activity for adults aged 65 and above [Internet]. Geneva: 2010 [cited 2021 Sep 1]. Available from: http://www.who.int/dietphysicalactivity/factsheet_recommendations/en/.
- Kamimoto LA, Easton AN, Maurice E, Husten CG, Macera CA. Surveillance for five health risks among older adults--United States, 1993-1997. MMWR CDC Surveill Summ 1999;48(8):89-130.
- Stuifbergen AK, Blozis SA, Harrison TC, Becker HA. Exercise, functional limitations, and quality of life: a longitudinal study of persons with multiple sclerosis. Arch Phys Med Rehabil 2006;87(7):935-43. https://doi.org/10.1016/j.apmr.2006.04.003
- Netuveli G, Wiggins RD, Hildon Z, Montgomery SM, Blane D. Quality of life at older ages: evidence from the English longitudinal study of aging (wave 1). J Epidemiol Community Health 2006;60(4):357-63. https://doi.org/10.1136/jech.2005.040071
- Lyons RA, Perry HM, Littlepage BN. Evidence for the validity of the Short-form 36 Questionnaire (SF-36) in an elderly population. Age Ageing 1994;23(3):182-4. https://doi.org/10.1093/ageing/23.3.182
- Han CW, Lee EJ, Iwaya T, Kataoka H, Kohzuki M. Development of the Korean version of Short-Form 36-Item Health Survey: health related QOL of healthy elderly people and elderly patients in Korea. Tohoku J Exp Med 2004;203(3):189-94. https://doi.org/10.1620/tjem.203.189
- Dominick GM, Winfree KN, Pohlig RT, Papas MA. Physical activity assessment between consumer- and research-grade accelerometers: a comparative study in free-living conditions. JMIR Mhealth Uhealth 2016;4(3):e110. https://doi.org/10.2196/mhealth.6281
- Portney LG, Watkins MP. Foundations of clinical research: applications to practice. Upper Saddle River: Pearson/Prentice Hall; 2009.
- McAuley E, Konopack JF, Motl RW, Morris KS, Doerksen SE, Rosengren KR. Physical activity and quality of life in older adults: influence of health status and self-efficacy. Ann Behav Med 2006;31(1):99-103. https://doi.org/10.1207/s15324796abm3101_14
- Lustyk MK, Widman L, Paschane AA, Olson KC. Physical activity and quality of life: assessing the influence of activity frequency, intensity, volume, and motives. Behav Med 2004;30(3):124-32. https://doi.org/10.3200/BMED.30.3.124-132
- Gomes M, Figueiredo D, Teixeira L, Poveda V, Paul C, Santos-Silva A, et al. Physical inactivity among older adults across Europe based on the SHARE database. Age Ageing 2017;46(1):71-7. https://doi.org/10.1093/ageing/afw165
- Stathi A, Fox KR, McKenna J. Physical activity and dimensions of subjective well-being in older adults. J Aging Phys Act 2002;10(1):76-92. https://doi.org/10.1123/japa.10.1.76
- Huxhold O, Miche M, Schuz B. Benefits of having friends in older ages: differential effects of informal social activities on well-being in middle-aged and older adults. J Gerontol B Psychol Sci Soc Sci 2014;69(3):366-75. https://doi.org/10.1093/geronb/gbt029
- Clark DO. Physical activity and its correlates among urban primary care patients aged 55 years or older. J Gerontol B Psychol Sci Soc Sci 1999;54(1):S41-8. https://doi.org/10.1093/geronb/54B.1.S41
- U.S. Department of Health and Human Services. 2008 Physical activity guidelines for Americans [Internet]. Washington, D.C.: 2008 Oct [cited 2021 Sep 1]. Available from: http://www.health.gov/paguidelines/pdf/paguide.pdf.
- Cooper C, Gross A, Brinkman C, Pope R, Allen K, Hastings S, et al. The impact of wearable motion sensing technology on physical activity in older adults. Exp Gerontol 2018;112:9-19. https://doi.org/10.1016/j.exger.2018.08.002
- Li J, Ma Q, Chan AH, Man SS. Health monitoring through wearable technologies for older adults: smart wearables acceptance model. Appl Ergon 2019;75:162-9. https://doi.org/10.1016/j.apergo.2018.10.006
- Chen K, Chan AH. Gerontechnology acceptance by elderly Hong Kong Chinese: a senior technology acceptance model (STAM). Ergonomics 2014;57(5):635-52. https://doi.org/10.1080/00140139.2014.895855
- Kang HW, Park M, Wallace Hernandez JP. The impact of perceived social support, loneliness, and physical activity on quality of life in South Korean older adults. J Sport Health Sci 2018;7(2):237-44. https://doi.org/10.1016/j.jshs.2016.05.003
- Lima MG, Barros MB, Cesar CL, Goldbaum M, Carandina L, Ciconelli RM. Impact of chronic disease on quality of life among the elderly in the state of Sao Paulo, Brazil: a populationbased study. Rev Panam Salud Publica 2009;25(4):314-21.