References
- Warburton DER, Nicol CW, Bredin SSD. Health benefits of physical activity: the evidence. Cmaj. 2006;174(6):801–809. doi:10.1503/cmaj.051351.
- Schiller JS, Clarke TC, Norris TN. Early release of selected estimates based on data from the January–March 2017 National Health Interview Survey. National Center for Health Statistics. September 2011. https://www.cdc.gov/nchs/data/nhis/earlyrelease/EarlyRelease201803_07.pdf.
- Clarke TC, Norris T, Schiller JS. Early release of selected estimates based on data from the 2016 National Health Interview Survey. National Center for Health Statistics, Centers for Disease Control and Prevention website. https://www.cdc.gov/nchs/data/nhis/earlyrelease/earlyrelease201705.pdf. Published May 2017. Accessed May 28, 2018.
- Centers for Disease Control and Prevention. Facts about physical activity. Centers for Disease Control and Prevention website. https://www.cdc.gov/physicalactivity/data/facts.htm. Updated September 12, 2018. Accessed September 28, 2018.
- Office of Disease Prevention and Health Promotion, U.S. Department of Health and Human Services. 2008 physical activity guidelines for Americans Summary. Health.gov website. https://health.gov/paguidelines/guidelines/summary.aspx. Published October 1, 2018. Accessed October 1, 2018.
- Myers J, Prakash M, Froelicher V, Do D, Partington S, Atwood JE. Exercise capacity and mortality among men referred for exercise testing. N Engl J Med. 2002;346:793–801. doi:10.1056/NEJMoa011858.
- Tanasescu M, Leitzmann MF, Rimm EB, Willett WC, Stampfer MJ, Hu FB. Exercise type and intensity in relation to coronary heart disease in men. JAMA. 2002;288:1994–2000.
- Kodama S, Saito K, Tanaka S, et al. Cardiorespiratory fitness as a quantitative predicor of all-cause mortality and cardiovascular events in healthy men and women. JAMA. 2009;301(19):2024–2035. doi:10.1001/jama.2009.681.
- Lee DC, Artero EG, Sui X, Blair SN. Mortality trends in the general population: the importance of cardiorespiratory fitness. J Psychopharmacol. 2010;24(11):27–35. doi:10.1177/1359786810382057.
- Kokkinos P. Physical activity, health benefits, and mortality risk. ISRN Cardiol. 2012;2012:718789. doi:10.5402/2012/718789.
- Lee IM, Hsieh CC, Paffenbarger RS Jr. Exercise intensity and longevity in men. The Harvard Alumni Study. JAMA. 1995;273:1179–1184.
- Ross R, Freeman JA, Janssen I. Exercise alone is an effective strategy for reducing obesity and relateed comorbidities. Exerc Sport Sci Rev. 2000;28:165–170.
- Burton NW, Turrell G. Occupation, hours worked, and leisure-time physical activity. Prev Med. 2000;31:673–681. doi:10.1006/pmed.2000.0763.
- Blackwell DC, Clarke TC. Occupational differences among employed adults who met 2008 federal guidelines for both aerobic and muscle-strengthening activities: united States, 2008-2014. Natl Health Stat Report. 2016;94:1–12.
- Lee C, Moudon AV. Correlates of walking for transportation or recreation purposes. J Phys Act Health. 2006;3(S1):S77–S98. doi:10.1123/jpah.3.s1.s77.
- Pikora TJ, Giles-Corti B, Knuiman MW, Bull FC, Jamrozik K, Donovan RJ. Neighborhood environmental factors correlated with walking near home: using SPACES. Med Sci Sports Exerc. 2006;38(4):708–714. doi:10.1249/01.mss.0000210189.64458.f3.
- Frank LD, Engelke PO, Schmid TL. Health and Community Design: The Impact of the Built Environment on Physical Activity. Washington, DC: Island Press; 2003.
- Gordon-Larsen P, Nelson MC, Page P, Popkin BM. Inequality in the built environment underlies key health disparities in physical activity and obesity. Pediatrics. 2006;117(2):417–424. doi:10.1542/peds.2005-0058.
- Handy SL, Boarnet MG, Ewing R, Killingsworth RE. How the built environment affects physical activity: views from urban planning. Am J Prev Med. 2008;23(2 suppl):64–73. doi:10.1016/S0749-3797(02)00475-0.
- Humpel N, Owen N, Leslie E. Environmental factors associated with adults’ participation in physical activity: a review. Am J Prev Med. 2002;22:188–199.
- American Waterways Operators. Industry Facts. American Waterways Operators website. https://www.americanwaterways.com/initiatives/jobs-economy/industry-facts. Published 2018. Accessed July 16, 2018.
- Coosa-Alabama River Improvement Association. Barge and Towboat Facts. Coosa-Alabama River Improvement Association website. http://www.caria.org/barge-and-towboat-facts/. Published 2016. Accessed July 16, 2018.
- Frittelli J The Coast Guard’s Role in Safeguarding Maritime Transportation: Selected Issues. Congressional Research Service. https://fas.org/sgp/crs/homesec/R44566.pdf. Published June 28, 2017. Accessed July 16, 2018.
- Null D. A preliminary study of living working on the towboat: what are the health implications? Health Educ Monogr Ser. 2011;28:48–55.
- Scovill SM, Roberts TK, McCarty DJ. Health characteristics of inland waterway merchant marine captains and pilots. Occup Med. 2012;62:638–641. doi:10.1093/occmed/kqs156.
- Green LW, Kreuter MW. Health Program Planning: An Educational and Ecological Approach. 4th. New York, NY: McGraw Hill; 2005.
- Rimer BK, Glanz K, National Cancer Institute. Theory at A Glance: A Guide for Health Promotion Practice. 2nd ed. Washington, DC: US Department of Health and Human Services, National Institutes of Health, National Cancer Institute. NIH publication 05-3896. https://cancercontrol.cancer.gov/brp/research/theories_project/theory.pdf. Published 2005. Accessed October 1, 2018.
- Morgan GA, Leech NL, Gloeckner GW, Barrett KC. SPSS for Introductory Statistics: Use and Interpretation. 3rd. Mahwah, NJ: Lawrence Erlbaum Associates, Inc.; 2007.
- Nunnally JC. Psychometric Theory. 2nd. New York: McGraw Hill; 1978.
- Perspective Enterprises. The portable adult/infant measuring unit. Perspective Enterprises website. http://www.perspectiveent.com/pmu.html. Accessed September 28, 2018.
- Instruction Guide to the Merchant Mariner Physical Examination Report (CG-719K & K/E) 2009. https://www.dco.uscg.mil/Portals/9/NMC/pdfs/forms/cg719k_instruction_guide.pdf?ver=2017-06-12-101520-973. Published October 30, 2009. Accessed November 29, 2018.
- Centers for Disease Control and Prevention. About Adult BMI. Centers for Disease Control and Prevention website. https://www.cdc.gov/healthyweight/assessing/bmi/adult_bmi/index.html. Published August 29, 2017. Accessed May 28, 2018.
- National Institute of Diabetes and Digestive and Kidney Diseases. Overweight & obesity statistics. National Institute of Diabetes and Digestive and Kidney Diseases website. https://www.niddk.nih.gov/health-information/health-statistics/overweight-obesity. Published August 2017. Accessed October 1, 2018.
- World Health Organization. Chronic diseases and their common risk factors. World Health Organization website. http://www.who.int/chp/chronic_disease_report/media/Factsheet1.pdf. Published 2005. Accessed December 15, 2017.
- Antunes LC, Levandovski R, Dantas G, Caumo W, Hidalgo MP. Obesity and shift work: chronobiological aspects. Nutr Res Rev. 2010;23(1):155–168. doi:10.1017/S0954422410000016.
- Atkinson G, Fullick S, Grindey C, Maclaren D. Exercise, energy balance and the shift worker. Sports Med. 2008;38(8):671–685. doi:10.2165/00007256-200838080-00005.
- Esquirol Y, Bongard V, Mabile L, Jonnier B, Soulat JM, Perret B. Shift work and metabolic syndrome: respective impacts of job strain, physical activity, and dietary rhythms. Chronobiol Int. 2009;26(3):544–559. doi:10.1080/07420520902821176.
- Thompson PD, Buchner D, Piña IL, et al. Exercise and physical activity in the prevention and treatment of atherosclerotic cardiovascular disease: a statement from the Council on Clinical Cardiology (Subcommittee on exercise, rehabilitation, and prevention) and the council on nutrition, physical activity, and metabolism (Subcommittee on Physical Activity). Arterioscler Thromb Vasc Biol. 2003;23(8):e42–e49.doi:10.1161/01.ATV.0000089628.63625.D4.
- Hu FBW, Willett WC, Li T, Stampfer MJ, Colditz GA, Manson JE. Adiposity as compared with physical activity in predicting mortality among women. N Engl J Med. 2004;351(26):2694–2703. doi:10.1056/NEJMoa042135.
- American Heart Association. Life’s Simple 7. American Heart Association website. http://mylifecheck.heart.org/Multitab.aspx?NavID=3&CultureCode=en-US. Published May 2, 2018. Accessed September 30, 2018.
- Trost SG, Owen N, Bauman AE, Sallis JF, Brown W. Correlates of adults’ participation in physical activity: review and update. Med Sci Sports Exerc. 2002;34(12):1996–2001. doi:10.1249/01.MSS.0000038974.76900.92.
- National Sleep Foundation. How much sleep do we really need? National Sleep Foundation website. http://www.sleepfoundation.org/article/how-sleep-works/how-much-sleep-do-we-really-need. Published 2018. Accessed January 17, 2018.
- Croce N, Bracci M, Ceccarelli G, Barbadoro P, Prospero E, Santarellia L. Body mass index in shift workers: relation to diet and physical activity. G Ital Med Lav Ergon. 2007;29:488–489.
- Darlow SD, Xu X. The influence of close others’ exercise habits and perceived social support on exercise. Psychol Sport Exerc. 2011;12(5):575–578. doi:10.1016/j.psychsport.2011.04.004.
- Resnick B, Orwig D, Magaziner J, Wynne C. The effect of social support on exercise behavior in older adults. Clin Nurs Res. 2002;11(1):52–70. doi:10.1177/105477380201100105.
- Patel MS, Asch DA, Rosin R, et al. Framing financial incentives to increase physical activity among overweight and obese adults: arandomized, controlled trial. Ann Intern Med. 2016;164(6):385–394. doi:10.7326/M15-1635.
- Taylor WC, Page TF. Behavioral economic approaches to increase workplace physical activity from research to reality. Health Econ Outcome Res. 2017;3(3):134. doi:10.4172/2471-268X.1000134.
- Blaga OM, Vasilescu L, Chereches RM. Use and effectiveness of behavioural economics in interventions for lifestyle risk factors of non-communicable diseases: a systematic review with policy implications. Perspect Public Health. 2018;138(2):100–110. doi:10.1177/1757913917720233.
- Gauvin B Paducah thrives from the vessels, crews operating on its many rivers. Prof Mariner. http://www.professionalmariner.com/December-January-2009/Paducah-thrives-from-the-vessels-crews-operating-on-its-many-rivers/. Published December 3, 2009. Accessed July 18, 2018.
- American Waterways Operators. Kentucky: the Tugboat, Towboat and Barge Industry in Kentucky. The American Waterways Operators website. http://www.americanwaterways.com/sites/default/files/Fact%20Sheet_Kentucky%206-11.pdf. Accessed May 2, 2018.
- Gottlieb NH, Weinstein RP, Baun WB, Bernacki EJ. A profile of health risks among blue-collar workers. J Occup Med. 1992;34:61–68.
- Prior JO, van Melle G, Crisinel A, Burnand B, Cornuz J, Darioli R. Evaluation of a multicomponent worksite health promotion program for cardiovascular risk factors-correcting for the regression towards the mean effect. Prev Med. 2004;40(3):259–267. doi:10.1016/j.ypmed.2004.05.032.