11. Health Psychology
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Health psychology is a specialty area that focuses on how biology, psychology, behavior and social factors influence health and illness. Other terms including medical psychology and behavioral medicine are sometimes used interchangeably with the term health psychology. The field of health psychology is focused on promoting health as well as the prevention and treatment of disease and illness.
12. Personality Psychology
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This branch of psychology is focused on the patterns of thoughts, feelings, and behavior that make a person unique. Some of the best-known theories in psychology have arisen from this field, including Freud's psychoanalytic theory of personality and Erikson's theory of psychosocial development.
13. Social Psychology
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Social psychology seeks to explain and understand social behavior and looks at diverse topics including group behavior, social interactions, leadership, nonverbal communication and social influences on decision-making.
