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A comment on Brains of overweight people look ten years older than those of lean peers. Parent comment

Re:Brains of overweight people look ten years older than tho... by raffy on Friday August 05, 2016 @05:55PM (#12235982)
BIA is pretty bad. Here are ~1300 Fitbit Aria measurements matched against 7 DXA scans. The Fitbit bodyfat data (teal) is just random noise and can barely detect considerable changes in body composition.

http://i.imgur.com/J4Ls2bQ.png

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