During WWDC, we should see Apple introduce iOS 8 with the new Healthbook fitness tracking app. And we also are getting a surprise. According to a report published on Wednesday, Apple is rumored to be introducing new hardware during the conference. That could mean anything, although earlier this year there were rumors that Apple would introduce the long-awaited iWatch during WWDC. That would make a lot of sense. If Healthbook is going to be revealed during the conference as the app where all of your medical metrics are stored and analyzed, you would expect to see Apple show off the hardware involved in capturing those readings. And that is where the Apple iWatch comes into play.