The definition of depression is multifactorial, integrating psychosocial, social and biological factors. In this article we use an historical perspective to describe the sociological, psychopathological and biological concepts relating to depressive illness. Over one century, the sociology of mental illness...
An anthropological and historical approach suggests that 7 or 8 unbroken hours of sleep per night is not 'natural': our ancestors' sleep was probably broken up into several phases.doi:10.1016/j.pranut.2016.09.003ric BirlouezPratiques en Nutrition...