Discover the secrets to a happy and healthy life in this TED Talk by psychiatrist Robert Waldinger, who leads the Harvard Study of Adult Development. Explore the crucial link between social connections and well-being, drawing from eight decades of research. Learn how to identify and strengthen relationships that significantly impact your quality of life. Gain insights into the types of connections that support well-being, the concept of social fitness, and practical advice for making meaningful connections. Understand the factors that contribute to happiness and health, and learn how to assess your own social fitness. Hear Waldinger's personal reflections on how the study has changed his life, along with advice for parents and insights into the future of this groundbreaking research.