A study of 240 married couples showed that dog owners had lower heart rates and blood pressure as compared to those without pets. This is showing, having interaction with dogs when having anxiety does decrease the stress levels. Therapeutic dogs help people more than a human psychologist. There are requirements for dogs helping humans with mental disorders. It is difficult for the reason; dogs have a hard time understanding humans. Not all dogs can be therapy dogs, the most common breeds are German Shepherds, Golden Retrievers, and Labradors. The reason why these are the most common is because of how well they interact with humans. But as long as the dogs can follow the regulations of helping people become less anxious, any breed can do
