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The context
Smart scales can make weight trends easier to follow, but body-composition estimates can shift with hydration, timing and device algorithms.
Buying checklist
- Prioritize a stable platform, readable display and consistent measurements.
- Treat body-fat estimates as trends, not exact clinical values.
- Review privacy settings before syncing health data to an app.
A consistent basic measurement is more useful than a long list of unstable estimates.
The practical takeaway
A consistent basic measurement is more useful than a long list of unstable estimates.
Primary source