‘Women work harder than men,’ so read a sexist headline for an article earlier this year. Hardly unusual, given that the overburdened woman is a favoured theme with a media intent on singing women’s praises and denigrating men at every conceivable opportunity.

But this anthropological study takes the cake. It involved two female anthropologists who, believe it or not, gave Fitbits to farming and herding groups in the Tibetan borderlands.