Getting old seems completely avoidable in youth but becomes less and less so as we age. Many of the obstacles of advanced aging are well understood, including declining eyesight, hearing loss, back, neck and arthritic joint pains, shortness of breath, diabetes, Alzheimer’s disease, dementia, cancer and stroke, just to name a few. What is less understood are the cellular-level molecular mechanisms responsible for our overall decline.
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Source: Phys.org