avatar and a medical advance

Motion capture suits used in  making films like Avatar can be used to spot the onset of impaired motion diseases.

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The researchers say it could also halve the time and greatly reduce the cost required to develop new drugs in clinical trials.

The research has been published in the journal Nature Medicine.

Dr Valeria Ricotti, of Great Ormond Street Institute for Child Health told BBC News that she was "completely blown away by the results".

"The impact on diagnosis and developing new drugs for a wide range of diseases could be absolutely massive."

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