Youth is a ware that will not keep; for some reason, creatures age and die. The study of this process, its description and causes, and the difference between aging and disease are the province of gerontology, the academic sister of geriatrics. Here we look at gerontology briefly and then at frailty, the real-world consequence of getting old and infirm.
KeywordsEstrogen Dementia Income Expense Pyramid
Unable to display preview. Download preview PDF.