In psychology, we often distinguish between internalising and externalising conditions. Internalising conditions are defined by what a person feels inside—thoughts, emotions, bodily sensations—that ...

Forbes contributors publish independent expert analyses and insights. Alison Escalante M.D. covers neurodiversity, pediatrics and parenting. The new public health administration in the U.S., headed by ...

For decades, researchers have looked for links. Most believe the disorder springs from a complex interplay of genetics and environmental factors. By Emily Baumgaertner Nunn and Azeen Ghorayshi ...