● The easiest blood pressure diary in the world. You can enter your blood pressure as soon as you turn on the app. ● Self-checking arrhythmia with a heart graph. Haley's heart graph is easy to check for heartbeat intervals. Check yourself for irregular heartbeat. ● All you need is a smartphone camera. You can measure your health with a smartphone camera without additional equipment. ● Health check completed in up to 1 minute. Try the various health check features that Haley offers. (Breathing