Genetics and non-genetic factors contribute in measurable proportions to human lifespan
the verdict
SUPPORTED
the evidence backs this
confidence 82/100
Both genetic and non-genetic factors contribute to human lifespan in measurable proportions, with recent research showing strong intrinsic heritability alongside environmental and extrinsic influences.
Evidence for · 3
Genetic interplay between human longevity and metabolic pathways — a large‐scale eQTL study
2017 · cited by 15
Paper 3 demonstrates that human longevity is influenced by both genetic and non-genetic (environmental/transcriptional) components.
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More for · 2
Heritability of human lifespan is about 50% when confounding factors are addressed
2025 · cited by 5
Paper 9 establishes that human lifespan has a substantial intrinsic heritability (above 50%) when correcting for extrinsic confounding factors.
Contributions of inherited mtDNA to longevity: evidence from extended pedigrees with 176 million kinship pairs.
2025 · cited by 1
Paper 10 shows that inherited nuclear and mitochondrial DNA combine with non-genetic lineage factors to shape human longevity outcomes.