Angst Origins of Anxiety and Depression

Why do so many people suffer the slings and arrows of outrageous angst? Some twenty percent of us are afflicted with common Anxiety and Depressive disorders. That's not just nervous or scared or sad - that is painful dysfunction without obvious benefit. A new theoretical synthesis suggests that while animals share a set of evolved social instincts, we humans experience commonplace Anxiety and Depressive disorders when we use our reason to defy that biology.