1. Open the health app on Apple's mobile phone and click the data source option at the bottom of the main page;
2. In the pop-up page, we can see our data source, select the application that needs to read the data source, and click Enter;
3. Open the source of health data and click "Open all categories" in the page, then all items under the column "Allow XX to read data" will be opened, or individual items will be opened as needed;
4. If you need to cancel the source of health data, click Close all categories;
5. If you need to delete health data, go back to the home page, click Show All Data, and then click Edit Clear All in the upper right corner of the page to delete all data, or click Delete on the left side of the data after editing to delete a single data.