Definition of health span
- A revolutionary increase in life span has already occurred. A corresponding increase in health span, the maintenance of full function as nearly as possible to the end of life, should be the next gerontological goal.
- —John W. Rowe and Robert L. Kahn
- Several genetic studies in mice suggest that the elimination of senescent cells from the organism leads to extension of the mouse's health span and lifespan.
- —Judy Siegel-Itzkovich