What happens when a child is inbred?

Inbred children commonly displayed decreased cognitive abilities and muscular function, reduced height and lung function and are at greater risk from diseases in general, they found. The inbred children are also at higher risk of rare recessive genetic disorders, though the researchers didn't include any data on those.

What is the most inbred family?

One family from Kentucky known for generations of inbreeding is the Fugate family. The Fugate family was relatively isolated from the rest of society for nearly 200 years.