Old meme. Those dogs have the same owner and the presence of both are calming to the other. A “therapy dog” would normally be really stressful to a patient at a vet clinic in any other situation

He is a therapy dog.

He’ll be well placed to communicate the results of the lab report.

I regret to inform you, you’ve made a typo in the title…

…WAIT A MINUTE!

My 10lbs dog would try to rip his face off… He can’t stand other dogs :(

That photo is so sweet I could cry