A cat in Bournemouth acts as an 'early warning system' for her owner's epileptic seizures.

According to Tracy Cooper, Lilly is able to 'sense' nineteen year old Nathan's fits moments before they happen, and then alerts her.

She reckons Lilly's psychic, but a more scientific theory is that the acute sense of smell possessed by cats may help them detect barely perceptible chemical changes within the human body.

Either way, Tracy says it started about eight months ago:

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