Sherwin B. Nuland (surgeon and author of "How We Die") debates the necessity of death with Aubrey de Grey (biogerontologist and author of "Ending Aging").

An official excerpt from the upcoming documentary, "How To Live Forever," directed by Mark S. Wexler.

For more info on the film, please go to
LiveForeverMovie.com
facebook.com/HowToLiveForever
twitter.com/How2Live4ever

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