FYI, David talks about holding his breath for 17 minutes.
http://media.theory11.com/2948
http://www.ted.com/talks/david_blai...urce=direct-on.ted.com&utm_content=site-basic
http://media.theory11.com/2948
http://www.ted.com/talks/david_blai...urce=direct-on.ted.com&utm_content=site-basic
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