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Phone model and OS version
Validic SDK and version being used (always make sure you are on the latest version found here: https://mobileportal.validic.com/downloads)
List of any 3rd party apps the user has that could be affecting their data
This could be apps either on the phone or a device such as Apple Watchsupported wearables
Confirmation that they have granted the right permissions in Apple Health the aggregator app when they linked Apple Health to your app
Has the user changed anything related to how they use their phone? This could be things like upgrading the OS or your app, getting a new phone, starting or stopping using any 3rd party apps that feed data to Apple Health (this includes Apple Watch)
Confirmation that they are not consistently fully closing (by swiping up) your app. More information on this here: https://help.validic.com/space/VCS/1647050775/Apple+Health+Data+Syncing
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