What is Psychology? Definition of Psychology: Psychology is the study of behavior in an individual, or group. Our psychology articles cover research in mental health, psychiatry, depression, psychology, schizophrenia, autism spectrum, happiness, stress and more.
These research articles involve many aspects of psychology such as cognitive psychology, depression studies, mental health, stress, happiness and neuropsychology, Scroll below for more specific categories.
According to a new study, female night owls had cortisol levels comparable to men. The researcher suggests high cortisol levels could be a biological mechanism which explains higher risk taking in night owls.