Border Collie as an assistance dog and first dog?

I've been thinking for a while about which breed would be best suited as an assistance dog. I have complex post-traumatic stress disorder and dissociative seizures. I keep reading that a Border Collie isn't ideal as a "beginner's dog," but at the same time, they're working dogs and need both physical and mental stimulation. But…

My dog ​​often sniffles and has a wet nose and crusts in his nose. What could this be?

Hello, My dog ​​has been sniffling for days and you can hear it when he breathes; it's louder and hisses a bit. He sneezes a lot, but it's been a long time and it's never caused any problems. He's been sniffling for the last 3 days and his snout is very wet. On top of…