The term 'Kiss of Life' is a phrase used to describe the act of RESUSCITATION, which is the process of restoring life to someone who has stopped breathing or whose heart has stopped beating. It is usually done by performing chest compressions and/or mouth-to-mouth RESUSCITATION. The phrase is often used to refer to the act of saving someone's life, as it implies that a simple act of kindness can bring someone back from the brink of death.