Body composition from a bioelectrical impedance scale shifts with hydration, so read the line over weeks rather than any single point. Measure under similar conditions each time for the steadiest baseline.

The report is written to be handed to a doctor, a trainer, or an AI assistant: every value is labelled with units, changes are computed against the start of the range, and the raw readings are appended so nothing has to be taken on trust. Use your browser's print dialog and choose "Save as PDF".

Each profile keeps its own history, stored only on this device. Use JSON export as your backup.  ·  Import a backup (.json)