You think you’re fine. Your family and friends think you’re fine. But, just maybe, you’re not. Maybe you already have Alzheimer’s disease, but you just don’t know it yet, because it can begin destroying your brain decades before anyone even suspects.

That’s why a new study from Northwestern University offers so much hope, because if researchers there are correct, their new small-molecule NU-9 drug may be able to stop Alzheimer’s disease long before it begins ruining lives.