References
- World Health Organization. Global strategy on diet, physical activity and health [Internet]; 2015 [cited 2015 Jul 15]. Available from: http://www.who.int/dietphysicalactivity/factsheet_inactivity/en/.
- Mathers C, Stevens G, Mascarenhas M. Global health risks: mortality and burden of disease attributable to selected major risks. Geneva, Switzerland: World Health Organization Press; 2009.
- American Heart Association. American heart association recommendation for physical activity in adults 2015 [Internet]; [cited 2015 Jul 15]. Available from: http://www.heart.org/HEARTORG/GettingHealthy/PhysicalActivity/FitnessBasics/American-Heart-Association-Recommendations-for-Physical-Activity-in-Adults_UCM_307976_Article.jsp.
- Tremblay MS, Warburton DE, Janssen I, et al. New Canadian physical activity guidelines. Appl Physiol Nutr Metab. 2011;36:36–46.
- Fruin ML, Rankin JW. Validity of a multi-sensor armband in estimating rest and exercise energy expenditure. Med Sci Sports Exerc. 2004;36:1063–1069.
- Mekky S. Wearable computing and the hype of tracking personal activity [Internet]; 2014. Available from: http://theunwiredpeople.com/wpcontent/uploads/sides/8/2014/04/sider14_submission-22.pdf.
- Schneider PL, Crouter SE, Lukajic O, et al. Accuracy and reliability of 10 pedometers for measuring steps over a 400-m walk. Med Sci Sports Exerc. 2003;35:1779–1784.
- Mackinlay MZ. Phases of accuracy diagnosis: visibility of system status in the fitbit. Stanford J Sci Technol Soc. 2013;6. [Internet]; Available from: https://doi.org/http://ojs.stanford.edu/ojs/index.php/intersect/article/view/555.
- Crouter SE, Churilla JR, Bassett DR. Estimating energy expenditure using accelerometers. Eur J Appl Physiol. 2006;98:601–612.
- Dannecker KL, Petro SA, Melanson EL, et al. Accuracy of fitbit activity monitor to predict energy expenditure with and without classification of activities [abstract]. Med Sci Sports Exerc. 2011;S43:S62.
- Stackpool CM. The accuracy of various activity trackers in estimating steps taken and energy expenditure [Master's thesis]. University of Wisconsin-La Crosse, MN: College of Science and Health; 2013.
- Noah AJ, Spierer DK, Gu J, et al. Comparison of steps and energy expenditure assessment in adults of fitbit tracker and ultra to the actical and indirect calorimetry. J Med Eng Technol. 2013;37:456–462.
- Rainmaker D. Hands on with the new Garmin vivofit & Vivoki activity monitors [Internet]; 2014 [cited 2014 Jan 6]. Available from: http://www.dcrainmaker.com/2014/01/vivofit-activity-monitors.html.
- Weir JB. New methods for calculating metabolic rate with special reference to protein metabolism. J Physiol (Lond.) 1949;109:1–9.
- Tanaka H, Monahan KD, Seals DR. Age-predicted maximal heart rate revisited. J Am Coll Cardiol. 2001;37:153–156.
- Pollock ML, Gaesser GA, Butcher JD, et al. ACSM position stand: the recommended quantity and quality of exercise for developing and maintaining cardiorespiratory and muscular fitness, and flexibility in healthy adults. Med Sci Sports Exerc. 1998;30:975–991.
- Chen KY, Sun M. Improving energy expenditure estimation by using a triaxial accelerometer. J Appl Physiol (1985). 1997;83:2112–2122.
- Nichols JF, Morgan CG, Sarkin JA, et al. Validity, reliability, and calibration of the tritrac accelerometer as a measure of physical activity. Med Sci Sports Exerc. 1999;31:908–912.
- Sasaki JE, Hickey A, Mavilia M, et al. Validation of the fitbit wireless activity tracker for prediction of energy expenditure. J Phys Act Health. 2015;12:149–154.
- Balogun JA, Martin DA, Clendenin MA. Calorimetric validation of the Caltrac accelerometer during level walking. Phys Ther. 1989;69:501–509.
- King GA, Torres N, Potter C, et al. Comparison of activity monitors to estimate energy cost of treadmill exercise. Med Sci Sports Exerc. 2004;36:1244–1251.
- Bravata DM, Smith-Spangler C, Sundaram V, et al. Using pedometers to increase physical activity and improve health: a systematic review. JAMA. 2007;298:2296–2304.
- Spring B, Schneider K, McFadden HG, et al. Multiple behavior changes in diet and activity: a randomized controlled trial using mobile technology. Arch Intern Med. 2012;172:789–796.