4 ms·
The issue is that people nowadays may live in a place with a lot more UV than their ancestors adapted to -- consider an Irish family that moved to Arizona, for
by capitalsigma 8y ago
The issue is that people nowadays may live in a place with a lot more UV than their ancestors adapted to -- consider an Irish family that moved to Arizona, for example. The same principle of "more available than evolution prepared you for" seems also to apply.
- WillPostForFood 8y agoAnd vice versa - consider migration from Central America to Chicago or North Africa to Stockholm.