Christmas Eve Discovery 100 Years Ago is Still Helping Millions

From Mayo Clinic – Some medical discoveries truly stand the test of time. The case of a dedicated Mayo Clinic chemist is a prime example. Feeling he was on the verge of a breakthrough that could help countless people, Edward Kendall spent Christmas Eve 1914 locked away in his lab. What he accomplished by Christmas morning was a gift to millions, one that is still improving lives 100 years later. Watch video…