Ronald Reagan

“ A little-known but debilitating neuromuscular disease produces functional blindness in thousands of Americans. The disorder, benign essential blepharospasm, causes involuntary and usually uncontrollable spasms of the muscles around the eyes that force the eyelids shut. As the disease progresses, the spasms become almost continuous.
Approximately 30,000 Americans suffer from benign essential blepharospasm. Most of them first experience symptoms in their fifth or sixth decade, although younger people are also affected. ”