Manage episode 298753366 series 2633100
What makes mattresses so expensive? What is the purpose of a box spring underneath? What is the best way and optimal position for humans to sleep? Why do we humans like to use a pillow to support our heads when we sleep?
... We explain like i'm five!
Thank you to the r/explainlikeimfive community and in particular the following users whose questions and comments formed the basis of this discussion: musical_jinn, crackyospine, shakeanjake, epicjigsaw, nittygrittytruth and andy_clark
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