Of course, the coach could further entrench Apple users you may be less likely to switch to Android if you have to give up your watch and digital trainer at the same time.
A recent rumor also hinted that Apple may release a journaling app to help document your days, much like Day One.
Apple has already declined to comment.
The company is expected to unveil its longexpected mixed reality headset at the developer event, and rumors suggest the wearable may offer healthrelated features like a VR edition of Fitness and a meditation tool.