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Index/Topics/Inbreeding Effects

Inbreeding Effects

The effects of inbreeding on populations, including increased congenital defects, reduced fertility, and higher infant mortality.

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Feb 1, 2026

what are some of the neurocognitive and psychological effects of human inbreeding

A consistent thread across decades of research is that and genomic measures of inbreeding are associated with shifts toward lower average cognitive scores and elevated risk of intellectual disability ...

Feb 1, 2026

how many generations of inbreeding are required to observe problems in the population

can produce observable problems as soon as the first generation following close-relative matings, but the timeline for population‑level decline varies by species, population size, and genetic load; se...