At our most recent book club, a lively discussion of The Immortality Edge: Realize the Secrets of your Telomeres for a Longer, Healthier Life, the role of telomeres in aging sparked many thoughtful questions. To learn more about this important topic, we recommend these insightful articles:
Measuring telomeres as a marker for aging: http://renegadehealth.com/blog/2016/05/26/how-to-choose-the-best-test-for-your-biological-age
A Stanford University School of Medicine study on telomere extension http://med.stanford.edu/news/all-news/2015/01/telomere-extension-turns-back-aging-clock-in-cultured-cells.html