Fighting Alzheimer's before its onset: Executive function tests key to early detection of Alzheimer’s, study shows

Fighting Alzheimer's before its onset: Executive function tests key to early detection of Alzheimer’s, study shows: By the time older adults are diagnosed with Alzheimer's disease, the brain damage is irreparable. For now, modern medicine is able to slow the progression of the disease but is incapable of reversing it. What if there was a way to detect if someone is on the path to Alzheimer's before substantial and non-reversible brain damage sets in?