Serious video games for health (G4H) are technological applications oriented to change behavior leading into welfare states. Its success lies on the quality of user interaction, which necessarily relies on the knowledge of the area of Human-Computer Interaction (HCI), further both engineers and health professionals work together for its development. In this paper it is examined the best practices and steps for the development of this type of video games. There are 8 research ideas outlined in this field, which constitute a valuable bank for future project's development.