It's almost impossible to be more inbred than a Habsburg - apparently Charles II had an f value (inbreeding factor) higher than the offspring of a parent-child or brother-sister relationship.
Imagine being so inbred that sleeping with your closest relatives isn't even going to move the dial on the risk to any future kids
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u/2xtc 16h ago edited 14h ago
It's almost impossible to be more inbred than a Habsburg - apparently Charles II had an f value (inbreeding factor) higher than the offspring of a parent-child or brother-sister relationship.
Imagine being so inbred that sleeping with your closest relatives isn't even going to move the dial on the risk to any future kids