Evolution: Ancient Britons rapidly adapted to cope with lack of sunlight

The DNA of people that lived in Great Britain 1000’s of years in the past has markers of pure choice at work – and the driving drive appears to have been a scarcity of vitamin D


29 March 2022

Bronze age settlement

An artist’s impression of a Bronze age settlement

Lennart Larsen/Nationalmuseet

Natural choice was at work on Bronze Age Britons, historic DNA reveals. Within the previous 4500 years, evolution has acted on genes concerned within the manufacturing of vitamin D – which individuals residing in Britain are typically in need of attributable to a scarcity of daylight for a lot of the yr.

The genetic adjustments have had knock-on results on different traits, from the flexibility of individuals to
digest milk to their pores and skin color.

One of the methods evolutionary change can occur is thru pure choice: …

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