A possible positive effect of dogs on humans in general and autistic individuals in particular is well known. But especially in the area of autism, the reduction of anxiety and stress in autistic people has been seen so far. However, considering the overall system of the family and the "disturbance of interaction" not only in the autistic, then other possible positive effects of dogs are visible. Dogs can also help to improve social interaction within the family. However, for a dog to reduce stress and anxiety and promote social interaction, there are a few points to consider in selecting and guiding the dog.