Brighter dogs live longer.

I am not sure what can be done to use any information gained so as to help in the treatment of dementia (or anything else) as it could be considered divisive to, say, give some people extra preventive drugs "because they are stupid" but it is an interesting line of research.

So now we all wait with baited breath for the next instalment! Seriously. Not taking the piss. It looks like interesting research.