Apple promoted its annual launch event on Tuesday as "awe dropping." But amid its new models of AirPods, iPhones and smart watches, what most stood out may be what Apple CEO Tim Cook talk much about: artificial intelligence.

There were plenty of tweaks to some of the tech giant's most successful products. Particularly notable was a stronger focus on health and fitness capabilities, such as heart-rate sensing technology in Airpods Pro 3 and new health features in the Apple Watch — including what Apple says is the ability to detect patterns in blood vessel behaviour that can indicate hypertension.

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Cook even promoted the watch by saying it "helps save so many lives," show

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