Provide you with an accurate and efficient heart rate test! Heart rate diet and health provide you with the following quality services: Heart rate test, you can record and upload your own heart rate value every day. Just 10 seconds, the heart rate value is measured immediately. Test your own heart rate data in different time periods and in different scenarios every day, which can also help you better understand your physical health. Of course, if there is any abnormality, remember to seek medical treatment in time! Don't delay! Fasting plan, want a scientific and easy fasting plan? Join our daily fasting plan now! Just set the start time and completion time of each day, and open the prompt message, we will remind you to come and check in on time every day! Of course, what is most suitable for you is the most important. We also recommend that you do what you can, and don't fast too much! The most important thing is to maintain a balanced diet! We also provide these contents: Weight record: punch in the daily weight data to record your physical condition in time! BMI calculation: Get your own BMI value with one click! The healthiest BMI value is 18-24! [advanced edition] Upgrade - weekly subscription: $4.99/ week with 3-day free trial；$4.99/week Upgrade - monthly subscription: $29.99/ month with 3-day free trial；$29.99/month Upgrade - annual subscription: $49.99/ year，with 3-day free trial； $49.99/ year Payment will be collected from your iTunes account after you confirm the purchase. The system will automatically renew the subscription for you, unless the automatic renewal setting is turned off 24 hours before the end of the current subscription period. Your account will be charged the next renewal fee within 24 hours before the end of this subscription period and the renewal fee will be confirmed. Subscriptions will be controlled by you, and automatic renewal can be turned off in the user's account Settings after purchase. When you purchase a subscription to this version, you will lose any unused portion of the free trial period. Terms of service: https://sites.google.com/view/terms-of-service-for-heartrate/%E9%A6%96%E9%A1%B5 Privacy agreement: https://sites.google.com/view/pricacypolicyforheartrate/%E9%A6%96%E9%A1%B5 If you have any other questions, please contact us through the following email [email protected]