Dogs

Army veteran Russel Keyser shakes hands with his dog, Artemis, outside of his Ronkonkoma, NY home. Keyser says the dog helps him deal with the effects of PTSD.
Paige Pfleger / American Homefront

A growing number of veterans are acquiring service dogs to help cope with PTSD. But the VA won’t pay for them and says their effectiveness hasn’t been scientifically proven.