From FoxNews.com…
Actress Christina Applegate revealed a recent multiple sclerosis diagnosis to fans on Monday, but what is the chronic disease and what are the warning signs?
According to Hopkins Medicine, MS “occurs when the immune system attacks nerve fibers and myelin sheathing (a fatty substance which surrounds/insulates healthy nerve fibers) in the brain and spinal cord. This attack causes inflammation, which destroys nerve cell processes and myelin – altering electrical messages in the brain.”
