by By Lydia Denworth – Scientific American
The biology of aging shows ways to lengthen your healthspan, years free of serious disease
Longer life spans overall have been a public health success. But they have also created a new and important gap: healthspans, usually defined as the period of life free of chronic disease or disability, do not always match longevity. In this, my 12th year of caring for a relative with Alzheimer’s disease, I know this fact well.
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