Physical Causes of HPA Axis Hyperactivity and Smaller Hippocampus Volumes Linked to Depression in Multiple Sclerosis

I found this new research to be quite interesting.   Multiple sclerosis (MS) is a disease in which the fatty myelin sheaths around the axons of the brain and spinal cord become damaged.  Depression has been found to be present in nearly 50% of MS sufferers. It is clear though that the depression is not just a psychological reaction to having the disease.  This is because in patients the depression occurs and it has been found to not be related to how severe one’s MS is and it also can occur at different stages of MS. Recently researchers at UCLA have showed a physical cause for depression in those patients suffering from MS atrophy of a specific region of the hippocampus which is part of the brain. The researchers also found a relationship atrophy of the hippocampus and hyperactivity of the … Read more