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  • RESEARCH HIGHLIGHT

Half a million nights’ sleep reveal 16 kinds of snoozer

Massive sleep database also uncovers four new types of insomnia.
Person looking at her phone late at night, lying in bed.

The seven varieties of insomnia include one marked by both deep sleep and a prolonged period of being awake. Credit: Getty

Activity records from more than 100,000 people have revealed 16 categories of slumberer — and could offer hints about how sleep disorders arise1.

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Nature 603, 552 (2022)

doi: https://doi.org/10.1038/d41586-022-00740-0

References

  1. Katori, M., Shi, S., Ode, K. L., Tomia, Y. & Ueda, H. R. Proc. Natl Acad. Sci. USA. 119, e2116729119 (2022).

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