References
- 'Biologically younger' people who defy their real age often have 5 things in common, Hilary Brueck, Insider, December 2019 https://www.insider.com/blue-zone-residents-longevity-secrets-traits-2019-12
- The future of aging, My prime time news, June 2019 http://www.myprimetimenews.com/the-future-of-aging/
- Do stair climbing exercise "snacks" improve cardiorespiratory fitness? Jenkins, et al, Applied Physiology, Nutrition and Metabolism, January 2019 https://www.nrcresearchpress.com/doi/10.1139/apnm-2018-0675#.X2M2Gj-SlPZ