Discover the causes and cure of depression in these informative interviews with Dr. Neil Nedley. Depression and Its Causes? It's probably safe to say that every American is affected by depression somehow - whether a person suffers from depression; or has a friend or family member who does. But what; exactly; causes depression? Depression and Its Cure? People of faith are not immune to suffering from depression. A committed Christian might battle depression as much as someone who doesn't believe in God. So is there a way out of depression?