Measure Your Lifespan, Then Extend It. This application is only to use with the iHeart Device.The iHeart system measures your finger's pulse wave, which is determined by stiffness of your Aorta. Aortic stiffness is a powerful indicator of your overall health and reveals your Physiological Age.Your first reading is your starting point. From here its up to you to make positive lifestyle choices and watch yourself get younger internally!Features : - Access Sample data ( 3 profiles and 15 recordings ) - Create up to 5 of your own profiles - Monitor your %SpO2 and Heart Rate before and during recordings - Create 30 seconds recordings from which your Physiological Age will be determined - Review your recordings, your pulse shape and trend your results - Synchronize data with our server for online access (optional)Visit us at iheartalive.com for information about how to purchase our iHeart Bluetooth device.NOTE : The iHeart System is NOT a medical device. It is to be used for personal health and wellness education only. It is not intended to be used for any medical diagnosis or management of any medical conditions.