Prioritize free and simple foundational habits (physical activity, daily steps, muscle strengthening, and sleep) rather than spreading yourself thin with complex "biohacks," because these foundations have a scientifically proven and far more massive impact on our vitality and longevity.

noli's read

Dr.Noc's advice to focus on the fundamental pillars of lifestyle rather than marginal optimizations rests on particularly solid scientific grounds. The graph he shares comes from a major meta-analysis of observational studies conducted by Paluch et al. (2022) in The Lancet Public Health, analyzing data from nearly 50,000 people. This study robustly confirms that increasing one's daily step count is linked to a significant reduction in the risk of premature death. This maximum benefit plateaus between 6,000 and 8,000 steps per day for those over 60, and between 8,000 and 10,000 steps for those under 60. The claim that these simple habits outperform trendy biohacks is scientifically accurate, as the latter lack evidence of such magnitude. The only scientific nuance lies in the observational nature of the data, which does not allow for the exclusion of reverse causality bias (the fact that better baseline health may simply allow one to walk more). Nevertheless, the consistency of these large-scale results makes daily walking one of the best investments for well-being.

the sources

1. 1Ding M et al. 2025
2. 2Paluch AE et al. (Steps for Health Collaborative) 2022
3. 3Wu Y, Wang W, Liu T, Zhang D 2017
4. 4Li R, Xia J, Zhang X, et al. 2018
5. 5Watson NF et al. (AASM & Sleep Research Society) 2015
6. 6Hirshkowitz M et al. (National Sleep Foundation) 2015