“Siri, am I depressed?”

Apple is working on features designed to detect depression, anxiety, autism and the cognitive decline that can develop into Alzheimer’s and other kinds of dementia, according to a Tuesday report in the Wall Street Journal. 

The depression and cognitive decline features would reportedly use extensive personal data collected by sensors on Apple devices like iPhones and Apple Watches, including information about users’ sleep patterns, physical activity, typing behavior and more. 

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