01/26/2026
š“šš"Metrics do matter, and keeping tabs on biomarkers backed by actual science, like blood pressure, makes sense. But itās worth remembering that the measurement is not the object; the map is not the road. Whatās exciting about Cuiās data is how it reshuffles our priorities, shifting the focus from all the little things our wearable tech now tracks to the one big thing that really worksāand which is also a worthwhile goal for its own sake. Want to live longer? Open the door, step outside, and get moving."
Scientists crunched the numbers to come up with the single best predictor of how long youāll liveāand arrived at a surprisingly low-tech answer