Due to a series of recent security issues, the security of cloud storage has been widely questioned, so Apple will remove all the Healthkit Apps of user health data that need to be stored in iCloud from the App Store by pushing system updates in the near future; Similarly, the user data collected by any app through the Healthkit API will also be subject to more stringent restrictions when it is used for advertising and data mining. Once it exceeds the specified range, the app will be immediately taken off the shelf.
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