Biological Aging For The Advancement Of Biogerontology: Between Hopes And Hypes
As our global population ages, understanding the biological processes behind aging becomes increasingly crucial. For a long time, researchers have sought ways to measure biological age, often using “aging clocks” or specific markers in the blood. While these tools can predict how long someone might live, they don’t fully explain why individuals of the same chronological age can have vastly different health outcomes.
Recent insights suggest that aging isn’t a single, uniform process. Instead, it’s a complex and varied journey influenced by many factors, including how vulnerable specific organs are, the accumulation of stress over time, the presence of multiple health conditions (known as multimorbidity), and a decrease in the body’s ability to bounce back from challenges (resilience).
This new understanding calls for a change in how we approach the study of aging. Rather than relying on single markers or universal clocks, the focus is moving towards “gerodiagnostic” methods. These methods aim to map out each person’s unique aging path and identify specific biological processes that can be influenced or changed. The ultimate goal is not just to quantify how old someone is biologically, but to pinpoint actionable biological mechanisms that can be modified to maintain good health, delay the onset of multiple diseases, and ultimately extend a person’s “healthspan” – the period of life lived in good health.
Source: link to paper