In 1921, Dr. Frederick Banting and Charles Best discovered insulin, the life saving Diabetes drug. In January 1922 the drug was administered for the first time to a patient at Toronto General Hospital - 13-year-old Leonard Thompson. It saved Leonard's life. 

Ninety years later the legacy of their Nobel Prize winning discovery lives on in Toronto thanks to groundbreaking research, and innovative treatments and education led in part by UHN.

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