This document provides information about mindfulness, including its origins in Buddhism, definitions, facets, measures, interventions, and exercises. It defines mindfulness as paying attention to the present moment non-judgmentally. Facets include self-regulation of attention and orientation to experience. Common interventions discussed are Mindfulness-Based Stress Reduction (MBSR), Mindfulness-Based Cognitive Behavioral Therapy (MBCBT), and mindfulness-based approaches for eating disorders and relationships. Exercises include mindfulness of breath meditation and noting thoughts.