Apple Rumored to Be Developing Health-Tracking Smart Ring
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Rumors suggest Apple is developing a smart ring to track health metrics like heart rate, respiratory rate, activity, sleep.
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A smart ring could be more comfortable than an Apple Watch for sleep tracking or activities where wrists are covered.
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A ring would likely have better battery life than a watch since it has no display, but would not sync data to iPhone in real-time.
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Apple smart ring could potentially control devices like iPhones, iPads, Macs as an input method.
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Apple has patented smart ring technology, but launch plans/timeline unclear - Bloomberg reported Apple not actively developing a smart ring currently.