Host: What is depression?
Dr. Kim Penberthy: Well, depression is a feeling of sadness or hopelessness or it can be a feeling of worthlessness or not enjoying things that you used to enjoy, not taking interest in things that used to be of interest to you. Everyone suffers from some symptoms of depression once in a while and that's normal. It's a problem however, when these symptoms of depression start to interfere with your functioning or their pervasive. They last all day. Then we call it a clinical depression.