How sleep score, resting heart rate and recovery from iPhone or Apple Watch could be shown meaningfully on VistaBoard.
Many people wear an Apple Watch at night and check sleep duration, sleep stages, resting heart rate or recovery in the morning. These values are useful, but they often remain hidden inside the Health app. A wall display can make selected information more visible without immediately pulling you back into your phone.
Technically, Apple Watch sleep data lives in Apple Health. Apple does not simply expose this data to the local network, and for good reason: health data is sensitive. That makes direct display on a Raspberry Pi more difficult than calendar or weather data.
A sensible approach is a controlled export from the iPhone. Apple's Shortcuts app can read selected health values and send them locally or to a private endpoint. VistaBoard could then show those values as a small widget.
The key is restraint. Nobody needs twenty health values on a family calendar. Useful information would be simple: sleep duration, sleep quality, resting heart rate or a short note such as 'well rested', 'short night' or 'plan more rest'.
Privacy matters especially with health data. Such information should not appear on a display that guests can see unless you explicitly want that. A dedicated layout or private display mode would make sense.
VistaBoard is well suited for this because it already supports different layouts and widgets. A health widget could appear only in the morning or only on a private bedroom board.
Combining this with everyday planning is interesting too. If the night was short and the calendar is full, it is easier to understand why the day may feel demanding. The board becomes not just a calendar but a small everyday compass.
At the moment, Apple Watch integration is more of an advanced topic because Apple Health is deliberately protected. For normal users, a prepared iPhone shortcut is probably the cleanest path.
Bottom line: sleep data on a wall display can be useful when it is discreet, private and intentional. VistaBoard can provide a calm surface for it, but such values should never be shown without clear user control.