[1] Zeiher J, Ombrellaro KJ, Perumal N, et al. Correlates and determinants of cardiorespiratory fitness in adults: a systematic review. Sports Med-Open, 2019; 5, 39. doi:  10.1186/s40798-019-0211-2
[2] Kokkinos P, Faselis C, Samuel IBH, et al. Cardiorespiratory fitness and mortality risk across the spectra of age, race, and sex. J Am Coll Cardiol, 2022; 80, 598−609. doi:  10.1016/j.jacc.2022.05.031
[3] Cai LN, Gonzales T, Wheeler E, et al. Causal associations between cardiorespiratory fitness and type 2 diabetes. Nat Commun, 2023; 14, 3904. doi:  10.1038/s41467-023-38234-w
[4] Gonzales TI, Westgate K, Strain T, et al. Cardiorespiratory fitness assessment using risk-stratified exercise testing and dose-response relationships with disease outcomes. Sci Rep, 2021; 11, 15315. doi:  10.1038/s41598-021-94768-3
[5] Carnethon MR, Gulati M, Greenland P. Prevalence and cardiovascular disease correlates of low cardiorespiratory fitness in adolescents and adults. Jama, 2005; 294, 2981−8. doi:  10.1001/jama.294.23.2981
[6] Swain DP. Energy cost calculations for exercise prescription. Sports Med, 2000; 30, 17−22. doi:  10.2165/00007256-200030010-00002
[7] Deelen J, Evans DS, Arking DE, et al. A meta-analysis of genome-wide association studies identifies multiple longevity genes. Nat Commun, 2019; 10, 3669. doi:  10.1038/s41467-019-11558-2
[8] Imboden MT, Harber MP, Whaley MH, et al. Cardiorespiratory fitness and mortality in healthy men and women. J Am Coll Cardiol, 2018; 72, 2283−92. doi:  10.1016/j.jacc.2018.08.2166
[9] Holtermann A, Krause N, van der Beek AJ, et al. The physical activity paradox: six reasons why occupational physical activity (OPA) does not confer the cardiovascular health benefits that leisure time physical activity does. Br J Sports Med, 2018; 52, 149−50. doi:  10.1136/bjsports-2017-097965
[10] Barry VW, Baruth M, Beets MW, et al. Fitness vs. fatness on all-cause mortality: a meta-analysis. Prog Cardiovasc Dis, 2014; 56, 382-90. 13