This document discusses the effects of pet therapy on patients with Alzheimer's disease. It first outlines the cognitive and physical declines that occur with Alzheimer's, such as memory loss, difficulty communicating, and impaired motor skills. It then notes some of the social and emotional challenges Alzheimer's patients face, like isolation, limited activities, and health problems. The document claims that pet therapy can help Alzheimer's patients by making them calmer and better able to converse or find focus. It also says pets provide companionship, affection, and a sense of being loved and appreciated.