January 11, 1922 (the twelfth lunar month 14) yau, Canadian doctors Ban Ting Boshi first use of insulin to treat diabetes. In 11,

1922 doctors Ban Ting Boshi General Hospital in Toronto, Canada, the first time the use of insulin to treat diabetes. Leonard Thompson, 14-year-old children, admission, almost to the brink of the brink of death, after the use of insulin, the patient's condition improved markedly, and finally live up to 35 years.