U.S. News & World Report | Skin Test for Alzheimer's, Parkinson's Shows Early Promise U.S. News & World Report Compared to healthy people and those with non-Alzheimer's dementia, the Alzheimer's and Parkinson's patients had seven times higher levels of a protein called tau. The researchers also found that Parkinson's patients had eight times higher levels of a ... Simple Skin Test May Detect Alzheimer's And Parkinson's Years In Advance ... Skin test 'could detect dementia' Skin May Hold the Key to Early Detection for Alzheimer's and Parkinson's Disease |