OA hand pain linked to distorted representations

People with painful hand osteoarthritis (OA) have distorted mental representations of their hands which may be relieved by multisensory illusions, according to Australian and UK researchers.

The study recruited 24 hand OA patients and healthy controls who performed three tasks involving hand stretches, hand shrinking and no illusion in a randomised order.  

Participants watched live video images of their hands being lengthened or shortened while simultaneously seeing and feeling the

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