How did pre-industrial tribal societies – for example Inuits, manage to deal with inbreeding even though they were small in size and lacked outside contact?

Question

How did pre-industrial tribal societies – for example Inuits, manage to deal with inbreeding even though they were small in size and lacked outside contact?

In: Biology

Answer 1

They used an app on their phones which told them if they were about to marry/sleep with a close relative.