Apple's HealthKit app is the hypochondriac's dream: convergence of all your health/fitness data with a Mayo Clinic blessing

The rumored Healthbook app that Apple was supposed to announce with iOS 8, will actually be called HealthKit, we just learned, and is developed in conjunction with one of the best and most popular health establishments in the US - the Mayo Clinic.

The premise is to have an app that centralizes all of your health and fitness data, gathered from various sources - from fitness armbands that connect to your iPhone, to the procedure informations from your local physician. Apart from the usual calorie and sleep pattern counters, the app will collect and display heart rate, blood pressure, ...