Noted: To find out I speak to Professor Richard Weindruch at the University of Wisconsin-Madison, who 20 years ago began to research the effects of CR on primates.In 2009 ? ?an exciting breakthrough year?, he tells me ? he published an interim report in Science that revealed that, while 37 per cent of their control-fed animals had died from old age, only 13 per cent of the ones fed a calorie-restricted diet had.
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