Originally Posted by Abu's mom
Now you guys have me curious. My son's cat drools, when happy, but his vet said he drools because he is happy and not to worry. I don't trust that. He was just seen by this vet in April for his 1 yr check up.
Lots of cats drool when they purr (I have 2 like that), and at 1 yr old, it's highly unlikely to be a dental issue. So I think your vet is right. Drooling is more of a concern if it's a new/sudden thing.