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The polio vaccine changed the world. It holds lessons for today.

Summary by San Diego Union Tribune
Seventy years ago, a remarkable breakthrough changed the course of public health forever. On April 12, 1955, the world received the news that Jonas Salk’s polio vaccine was “safe, effective and potent.” This declaration marked the beginning of the end for a disease that had terrorized families for generations. It was a victory not only for science but for humanity itself — a moment that reaffirmed what is possible when knowledge, collaboration a…

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San Diego Union Tribune broke the news in San Diego, United States on Wednesday, April 16, 2025.
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