One may be running races while another is managing several chronic illnesses — and new research suggests those differences are visible far below the surface. Scientists followed 335 women for years and repeatedly measured thousands of genes and metabolites in their blood.
One may be running races while another is managing several chronic illnesses — and new research suggests those differences are visible far below the surface.
Scientists followed 335 women for years and repeatedly measured thousands of genes and metabolites in their blood.
That may sound obvious — people age differently — but the study offers a detailed molecular view of just how personal aging can be, and why a single snapshot of "biological age" may miss much of the story.
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One may be running races while another is managing several chronic illnesses — and new research suggests those differences are visible far below the surface. Scientists followed 335 women for years and repeatedly measured thousands of genes and metabolites in their blood. That may sound obvious — people age differently — but the study offers a detailed molecular view of just how personal aging can be, and why a single snapshot of "biological age" may miss much of the story.
Two 70-year-olds can share a birthday and little else.
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