If Xiaomi mobile phone is equipped with Xiaomi health software, but it can't be opened, you can try to restart the phone, or uninstall the software and reinstall it.
The software can specify health goals and provide information such as air quality and weather forecast. Xiaomi Health is an application based on mobile phone sensor, which provides health monitoring, analysis and service. Carry your mobile phone with you every day. It can analyze your health status in one day, and automatically customize your health goals and give health tips according to your basic personal information.