One of the best things about the iPhone’s Health app is its versatility. You can link many health-related apps offered by third parties to your Apple Health app, allowing health and medical data gleaned by the third-party app to be imported into Health. This is especially useful for apps that support health-related peripherals such as smart scales, fitness monitors and blood pressure meters. Set up your device, pair it with its dedicated app and then link that app with Health, and information it records is imported into your Health app.
To link a third-party app with