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A restful way to feel more generous: get more sleep

A young woman sits at her laptop at night with her head in her hands

Survey participants who slept poorly scored lower on a test of altruism than those who slept well. Credit: Jay Yuno/Getty

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Nature 609, 13 (2022)



  1. Ben Simon, E., Vallat, R., Rossi, A. & Walker, M. P. PLoS Biol. 20, e3001733 (2022).

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