I think they're arguing Cause -> cognitive disease Cause -> plaques That is, that the same cause is behind both. There may be some arrows from plaque to dise

I think they're arguing Cause -> cognitive disease Cause -> plaques That is, that the same cause is behind both. There may be some arrows from plaque to disease as well (i.e., that plaques also increase disease). I dont know the truth, but just trying to understand/follow Alzheimers news and reading comments.