People with PTSD can benefit from therapy

Dear Doctors: My brother was just diagnosed with PTSD. I would like to know more about that. A guy in his veterans' support group who got a therapy dog says it's helping him feel better.

I'm interested in any research about therapy dogs and PTSD. Are they a good idea?

Dear Reader: For those who may not be familiar, PTSD is short for post-traumatic stress disorder. It's a collection of symptoms that …