It is the study of thoughts, emotions, and actions of the person. This discusses the functioning of the brain and how the brain deals with emotions and logic. It also talks about how the person deals with changes in the surroundings and how he interacts with another living body or the environment. In other words, psychology is the study of how humans perceive, understand, and think. Moreover, the curiosity of learning human behavior leads students towards learning psychology and know various types of psychology courses to learn.
Psychology has various sub-fields to study like health, social behaviour, human development, and cognitive processes. It incorporates the scientific study of behaviours, and functions of a living body. They also deal with the emotions of humans as well as animals. Psychologist, a person who is a professional researcher or practitioner is responsible for understanding and analyzing the psychological changes in a living person.