The internet is rife with rumors about the Apple Watch 7 – particularly its health and fitness features. In addition to new tools for tracking pilates and tai chi, it’s been suggested that the new watch might be able to track blood glucose, blood alcohol – and even blood pressure, with no need for an inflatable cuff.

Some smartwatches (such as the Galaxy Watch Active 2) already offer a form of blood pressure monitoring, but it’s far from ideal.
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