What Can We Learn From A Sleeping Octopus?

In recent years, an accumulation of research has made very clear <a href="https://jcsm.aasm.org/doi/10.5664/jcsm.9476" rel="noopener ugc nofollow" target="_blank">how important getting enough sleep is</a> for human health. There’s a wider biological corollary to this — sleep seems to be <a href="https://www.nature.com/articles/s41583-018-0098-9" rel="noopener ugc nofollow" target="_blank">pretty much universal</a> in animals. For all its importance though, it’s still not 100% clear what sleep is actually for. In vertebrates like humans, the mystery is compounded by the fact that there are two types of sleep: a more quiescent slow-wave type, as well as a more active REM (rapid-eye-movement) type of sleep. Most other animals appear to have <a href="https://www.nature.com/articles/d41586-023-02169-5" rel="noopener ugc nofollow" target="_blank">only a quiescent phase</a>. <a href="https://medium.com/illumination/what-can-we-learn-from-a-sleeping-octopus-812eba8a454c">Visit Now</a>