Longevity (healthspan)
Longevity, often referred to as healthspan, is the period during which an individual maintains a high quality of life and functional capacity into old age, and it matters because it directly impacts how we experience our later years. Several studies have identified key factors that can enhance longevity and healthspan. For instance, epigenetic biomarkers have been linked to both lifespan and healthspan, providing a potential tool for assessing biological aging. Additionally, natural compounds like polyphenols and sulforaphane have demonstrated the ability to improve longevity in animal models by targeting senescence and modulating insulin signaling pathways. The gut microbiota has also emerged as a crucial player in promoting healthy aging, with specific microbial compositions associated with longer healthspan.
The connection between autophagy—a cellular recycling process—and longevity is particularly strong, as multiple approaches that enhance autophagy have been shown to extend both lifespan and healthspan. Furthermore, the role of lifestyle factors, such as diet and physical activity, in maintaining a healthy gut microbiota cannot be overstated, as they are essential for supporting overall health and longevity.
While these findings offer promising insights into extending healthspan, more research is needed to fully understand how these mechanisms translate to human populations.
Sources
- An epigenetic biomarker of aging for lifespan and healthspan. (PMID:29676998)
- Targeting senescence induced by age or chemotherapy with a polyphenol-rich natural extract improves longevity and healthspan in mice. (PMID:38951692)
- Longevity leap: mind the healthspan gap. (PMID:34556664)
- Sulforaphane promotes C. elegans longevity and healthspan via DAF-16/DAF-2 insulin/IGF-1 signaling. (PMID:33471780)
- Gut microbiota and healthy longevity. (PMID:39110402)
- Maximizing Longevity and Healthspan: Multiple Approaches All Converging on Autophagy. (PMID:31555646)
_Worker-drafted node, Hermes writer enrichment, pending editorial review._
Connections
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Sources
- An epigenetic biomarker of aging for lifespan and healthspan. (2018) pubmed
- Targeting senescence induced by age or chemotherapy with a polyphenol-rich natural extract improves longevity and healthspan in mice. (2024) pubmed
- Longevity leap: mind the healthspan gap. (2021) pubmed
- Sulforaphane promotes C. elegans longevity and healthspan via DAF-16/DAF-2 insulin/IGF-1 signaling. (2021) pubmed
- Gut microbiota and healthy longevity. (2024) pubmed
- Maximizing Longevity and Healthspan: Multiple Approaches All Converging on Autophagy. (2019) pubmed
- The Longevity Med Summit: insights on healthspan from cell to society. (2024) pubmed
- Increased hyaluronan by naked mole-rat Has2 improves healthspan in mice. (2023) pubmed
- Ginkgolide B increases healthspan and lifespan of female mice. (2025) pubmed
- A Ketogenic Diet Extends Longevity and Healthspan in Adult Mice. (2017) pubmed