Washington: A simple eye test may help combat Alzheimer`s disease by detecting the sufferers well in advance of the destruction caused by the killer brain disease, scientists claim.Alzheimer`s is an incurable condition and experts believe the key to tackling it – and stopping it – lies in early detection.Research led by Lancaster University – in partnership with Royal Preston Hospital, Lancashire Teaching Hospitals NHS foundation trust – has shown that people with Alzheimer`s have difficulty with one particular type of eye tracking test, the Daily Express reported.As part of the team`s study, 18 patients with Alzheimer`s, 25 patients with Parkinson`s, 17 healthy young people and 18 healthy older people were asked to follow the movements of light on a computer. But in some instances they were asked to look away from the light.Detailed eye-tracking measurements taken from the group showed stark contrasts in results.Alzheimer`s patients made errors when they were asked to look away from the light and were unable to correct those errors.
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