IIRC, it was revealed that treating this as a cause is wrong, it complicates or causes dementia, but is a symptom of something else, not a root cause of the dis

IIRC, it was revealed that treating this as a cause is wrong, it complicates or causes dementia, but is a symptom of something else, not a root cause of the disease. But treating symptoms, esp restoring cognitive function, is a good thing.