A stroke can disrupt your reading, called alexia. The term was coined by neurologist Joseph Jules Dejerine in the late 19th century. He was introduced to patient “Monsieur C.” The patient was a wealthy, cultivated textile merchant, who had a stroke. Soon after, he discovered he could not read, although he could speak and write normally. Monsieur C. could even read music — not the lyrics, but the musical notation.
Read more brain history here. Do any of you have alexia?