This paper addresses the constituent elements of Positive Psychology, especially relating to healthy human development. It revises authors of Humanistic-Existential Psychology, the proposal to unite the human flourish to personal and social well-being, with the division into three major elements, namely: positive emotions, positive traits and positive institutions. It depends on building themselves a salutogenic health way as structure of a personological basis, constantly developing in the course of life, directing to reflections on the vital dynamics, throughout the existence, taking into account aspects of well-being and best development of expectations, feelings and values. And it provides interfaces Emotional Calendar recently stressed that allows us to understand how the environment and the person interact across the life cycle, reviewing the seasons, times and spaces, and significant events that act along the maturation and human maturity. All these elements lead to better understand and be able to act in a human development in all its phases and dimensionalities.