Vitality refers to people's physical and mental energy, which is reflected on the vigorous mental outlook and powerful energy. When vital, people have a sense of enthusiasm, aliveness, and energy available to the self. Vitality refers specifically to energy that is perceived to emanate from the self and is characterized by the relaxed possession of liveliness. The typical components of Vitality are energy, alertness and aliveness. At present, scholars have found that vitality can effectively predict physical and psychology health, work and study achievements, happy life. The influence factors to vitality is mainly focused on physical activity, meditation, physical environment and interpersonal relationship. On the further research, it mainly includes theoretical construction of vitality, deeper empirical study, applied research and indigenous research.