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New app claims to simply measure lung capacity

New app claims to simply measure lung capacity

http://www.komonews.com/news/local/New-app-claims-to-simply-measure-lung-capacity-170427976.html?tab=video&c=y

Source: KOMO TV

Dr. Margaret Rosenfeld with Seattle Children’s Hospital discusses a new smartphone app that lets people measure their own lung health by breathing in the direction of the standard microphone, without any specialized attachments.