Even though I know this isn't a real kitty purring in my ear, I can sense myself feeling relaxed and soothed by this as if it were a drug. I've heard that petti

Even though I know this isn't a real kitty purring in my ear, I can sense myself feeling relaxed and soothed by this as if it were a drug. I've heard that petting a cat or dog lowers a person's blood pressure. I bet hearing cat purrs does, too. I recently read the book Influence which describes a myriad of ways people and animals have automatic responses to various stimuli; I wonder if this is that kind of thing.