Researchers Pinpoint Link Between Caloric Restriction and Longevity - Health Day

Harvard researchers report they have uncovered a molecular clue that seems to explain why cutting calories might lengthen your life.

It turns out that mitochondria guard against cell death, and two specific genes within the mitochondria actually carry out that task, the scientists say. Mitochondria are compartments within a cell that are dedicated to energy production, and their loss is thought to be a major cause of aging....