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Infectious disease specialist Stephen Gluckman reflects on past and present vaccines.
1952 was an epidemic year for polio, with 60,000 new cases and more than 3,000 deaths from the disease in the United States that year. Polio is a life-threatening disease that attacks the nervous and respiratory system, often resulting in paralysis, and in the 1950s children were the population most affected. However, a glimmer of hope for this epidemic was broadcasted on March 26, 1953. On a national radio show, Jonas Salk, a medical researcher and virologist, announced the creation of a successfully tested polio vaccine, suggesting an end was in sight for this critical condition. And in 1954, clinical trials began on schoolchildren.