Psychology is the scientific study of the mind and behavior. It explores how people think, feel, and act in various situations. Psychologists use research methods to understand mental processes, emotions, and social interactions, aiming to improve mental health and well-being. The field of psychology encompasses various sub-disciplines, including clinical psychology, cognitive psychology, and developmental psychology. Each area focuses on different aspects of human experience, such as diagnosing and treating mental disorders, understanding thought processes, and studying how individuals grow and change throughout their lives.