Medicine: Still a Mystery

When Sir Augustus d'Este (a cousin of Queen Victoria*) fell ill, he made a careful note of his symptoms: he saw double, could scarcely balance himself, felt weak all over, and parts of his body were numb. That was in 1822, and for a century and a quarter, physicians could do nothing more for the illness he described than to give it a name: multiple sclerosis. There are at least 250,000 victims in the U.S. alone; most are disabled by it in the prime of life. D'Este, a typical case, lingered for 26 years....

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