[berdon]

From what I understand, the medicine available is fairly successful at staving off further disease progression but the normal late stage diagnosis often means it’s far too late. This might make outcomes significantly better if it works as well as reported.

[carbocation]

That is true for some diseases but not all. I don't think we know how to prevent dementia. But identifying biomarkers is useful, at the very least for selecting people for enrollment in future trials.

[ekianjo]

the medicine available is just cherry picking clinical trial results to make it look better than placebo but it hardly does anything