"Thus stroke is the third leading cause of death and leading cause of adult disability in the US and industrialized European nations (Jauch, 2005), and is a medical emergency."
http://en.wikipedia.org/wiki/Stroke
My mother deals with stroke patients everyday as part of her job. Many can't swallow correctly because of the damage done. I think not being clear isn't as big a deal.
Although they probably should get some new blood.