Updated November. 25, 2009
Ageing (British English) or aging (American and Canadian English) is the accumulation of changes in an organism or object over time. [1] Ageing in humans refers to a ...http://en.wikipedia.org/wiki/Aging
Updated November. 26, 2009
Leading U.S. research agency on aging and Alzheimer's disease. Health information for seniors, caregivers, professionals. Grants and training information for researchers on ...http://www.nia.nih.gov/
Updated November. 25, 2009
Centers for Disease Control and Prevention - Your Online Source for Credible Health Informationhttp://www.cdc.gov/aging/