Wednesday 26 November 2014

Doctor behind 'free radical' aging theory dies

In this photo taken on Feb. 14, 2006, Dr. Denham Harman smiles at his 90th birthday celebration at the University of Nebraska Medical Center in Omaha, Neb. Harman, the scientist who developed the most widely accepted theory on aging that's used study cancer and other diseases died Tuesday, Nov. 25, 2014, at 98. Harman developed the "Free Radical Theory of Aging" in 1954, though it took years for additional research to prove its importance. (AP Photo/Nati Harnik) OMAHA, Neb. (AP) — Dr. Denham Harman, a renowned scientist who developed a prominent theory on aging that's now used to study cancer, Alzheimer's disease and other illnesses, has died in Nebraska at age 98.




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