Apple said its operating system, slated for release this fall, will interact with wearable devices that will allow users to wear their health stats on their sleeves. Apple announced on Thursday that its upgraded operating system will support wearable health-monitoring devices as early as this fall, marking the company’s latest maneuver into the fast-growing healthcare market. Nikkei Asian Review reports that Apple made the announcement at its annual Worldwide Developers Conference. While Apple has not yet released details of the device, it is rumored to be a watch-like touchscreen that could be used to monitor vital stats, such as heart rates, calorie intakes, and blood sugar.