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Can you freeze your body for the future?
Arizona-based company Alcor offers cryonic preservation to its members - the option to freeze their bodies after death, with the intention of being revived when future technology makes this possible.
Currently they have no way of reviving the preserved bodies, but they are optimistic that it will be able to done one day.
But some scientists question whether the methods of preservation are sufficient to stop the bodies from being too badly damaged to ever revive.
