Key finding
~9% lower mortality per 1,000 additional steps/day in 2024 meta-analysis; nonlinear benefit
Evidence & causal status
Moderate–strong
Association
Caveats & limitations
Reliability / bias notes: Device wear/non-wear; reverse causation; overlaps physical activity
This describes a population-level association from published research. It is not a prediction about any one individual, and association is not the same as causation unless stated otherwise above.