NuvitaCorSync vs Zero Doubt Club Usage & Stats

NuvitaCorSync for athletes. Turn your iOS device into your Nuvita Cardio companion. Measure your VO2max (fitness level) in just 5 minutes using heart rate variability. Then the perfect plan will be developed based upon your measured fitness level. For your exercise session track your heart rate and time in/above/below your personal zone. View a real-time graph of your heart rate and map your session and share on the Nuvita wellness wall or Facebook. Review your history, see your past workouts in graph or map mode. HealthKit - Integration: Apple's Health app Integration - You can turn on "Health Integration" from the more tab. This will save your workout data to Apple's Health app. This will also allow you to perform a workout using Apple's workout app on the watch to receive credit for your workout. Any workouts saved to the HealthKit database will be synced if this is turned on. Works with iPhone 4S and above. Please note: Continued use of GPS running in the background can dramatically decrease battery life.