This document provides an overview of several virtual worlds and simulations used for health education and medical training purposes. It discusses specific sites for medical visualization, occupational therapy, nursing education, and more that are found in virtual environments like Second Life. It also describes simulations like NESIM nursing simulator, Pulse trauma simulation project, and Interactive Trauma Trainer that provide realistic practice scenarios. Overall, the document outlines the growing use of virtual worlds and games for improving medical education and skills training.