How does the field of positive psychology contribute to understanding optimal human functioning

The Psychology of Positive Psychology and Well-being: How does the field of positive psychology contribute to understanding optimal human functioning, subjective well-being, and flourishing, and what are the practical applications of positive psychology principles in promoting mental health and resilience? Analyze constructs such as gratitude, resilience, and flow to understand factors contributing to subjective well-being. Discuss interventions informed by positive psychology, including gratitude exercises, strengths-based interventions, and mindfulness practices.