The Zona Plus is the world’s first handheld device which is used to aid in the improvement of cardiovascular health. The Zona Plus is a software-controlled, handheld device which uses the proven science of isometric therapy to aid in improving overall cardiovascular health. Using a series of uniquely-calibrated algorithms, with each use, the Zona Plus determines the perfect hand grip exercise for the user. Unique Calibration Using uniquely-personalized algorithms, the Zona Plus calibrates each therapy to the user and guides you through a series of daily exercises which will increase your overall cardiovascular health. It’s the power to change. The Zona Plus is recommended by Dave Asprey, Bulletproof creator and bestselling author, and is a revolutionary approach to anti-aging that will help you up your game at any age. {url removed} Retails for $600 $199-