Cynthia Kenyon: ‘The idea that ageing was subject to control was completely unexpected’

Molecular Biologist Cynthia Kenyon talks about the discovery that led to a revolution in our understanding of the ageing process. “We gave our worms a tiny bit of sugar and it shortened their lifespan by revving up the insulin pathway.” Kenyon now avoids all sugar, except dark chocolate, as well as bread, and sticks to low-GI foods.

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