A new study by researchers finds that men get an 'attractiveness boost' from being chosen by others. Mate-choice copying is a tendency to find potential partners more attractive when they have already been chosen as a partner by someone else.

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A new study by researchers finds that men get an 'attractiveness boost' from being chosen by others. Mate-choice copying is a tendency to find potential partners more attractive when they have already been chosen as a partner by someone else.