Psychophysiological is a word used to describe the interactions between mind and body, and the connection between psychological and physiological processes. However, there are several other words that can be used interchangeably with psychophysiological, such as psychosomatic, mind-body, psychobiological, and psychophysic. Psychosomatic refers to physical symptoms that are caused by stress or psychological factors. Mind-body refers to the connection between the mind and body, and how the two work together in health and disease. Psychobiological is used to describe the relationship between brain and behavior or between mental and physical processes. Psychophysic focuses on the sensory, perceptual, and cognitive processes that underlie the human experience. All these words are used to describe the same concept of the connection between the mind and body.