There’s an app for that

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Spirometry on your iPhone? Researchers at UW have created an app that measures tracheal sound wave resonance (I’m not even pretending to know what that means) to determine air flow. They claim it is accurate to within 5% of existing devices. If that’s true it would be an amazing advance in treating asthma. Having had lots of experience with Siri and autocorrect, I’m still a bit skeptical.

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