Humans don’t get enough sleep. Just ask other primates.
People devote more time to learning, at the expense of shut-eye, researchers propose
![ring-tailed lemurs](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2018/03/030618_bb_primate-sleep_feat_free.jpg?fit=860%2C460&ssl=1)
SNOOZE TIME Humans get much less sleep than expected for a primate with our biological and lifestyle characteristics, a study finds. Most other studied primates, including ring-tailed lemurs like these, sleep about as much on average as researchers estimated they should.
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