This document is not a systematic or balanced review of the literature as it is intended to present and briefly summarize the positive experiences of having pet or interacting with a companion animal. The statements are supported by scientific papers but because contradictory results are not presented or discussed herein, caution must be used in generalizing from these statements.

References in support of the statements can be found at the end of this document with links to documents where available (via DOIs or weblinks)