NewsForce: Apple building on‑device health AI

Apple has been building toward an AI health coach for a while. But the newest development is not a splashy debut. It’s a pullback. The big idea — an Apple-built coach that reads your health data and gives guidance — appears to still exist, but Apple reportedly stopped treating it as one big product and started breaking it into smaller pieces instead. (bloomberg.com) ### What was Apple trying to build? The project was described in 2025 as a major overhaul of the Health app, paired with an AI coach sometimes framed as an “AI doctor” or virtual wellness service. The system would use data Apple already collects through iPhone, Apple Watch, a(bloomberg.com)he internal name “Project Mulberry.” (bloomberg.com) ### Was it supposed to run on-device? That part is murkier than the rumor version suggests. Apple’s broader AI strategy absolutely leans hard on on-device processing when possible, with private cloud compute as a fallback for heavier tasks. But the health-coach reporting did (bloomberg.com)s ecosystem, and that fits the company’s existing AI architecture, but “fully on-device health coach” goes beyond what the strongest reporting nailed down. (apple.com) ### What changed in February? In early February 2026, Bloomberg reported that Apple had scaled back the virtual health coach plan after a leadership shakeup in its health group. Instead of shipping a single AI-based coaching service, Apple now reportedly plans to roll out some of the features individually over time inside the(apple.com)ls you the launch path changed. (9to5mac.com) ### Does that mean the whole idea is dead? Probably not. It looks more like a repackaging than a cancellation. Apple is still investing in health intelligence on multiple fronts, and the company has kept shipping adjacent features rather than abandoning the category. The easiest way to think about it is this — Apple seems t(9to5mac.com)features” is the shippable version. That’s an inference, but it lines up with the February reporting. (bloomberg.com) ### What has Apple actually shipped? The clearest live example is Workout Buddy in watchOS 26. Apple says it uses Apple Intelligence to give personalized spoken motivation during workouts, drawing on things like heart rate, pace, distance, Activity rings, and fitness history. That is not a general-purpose health coach. But it is absolutely Apple moving AI into health and fitness experiences, one constrained use case at a time. (apple.com) ### Why does Apple think it can do this? Because it has two advantages. First, it already sits on a huge stream of user-consented health and activity data through Apple Watch and HealthKit. Second, its research teams have been showing that wearable behavior data can support meaningful prediction tasks. One Ap(apple.com)on behavior-driven signals like sleep. (machinelearning.apple.com) ### What’s the real takeaway? The story is no longer “Apple is about to launch a private AI doctor.” The stronger version is narrower — Apple explored a much bigger AI health coach, then reportedly scaled it back and shifted toward incremental features inside Health and Watch experiences. So if you’re planning around this, plan for a slow rollout of health AI capabilities, not one dramatic product drop. (bloomberg.com)