Why do we need pillows? 902 viewsJanuary 3, 2024 Question91.02K May 12, 2020 0 Comments Did our ancestors always sleep with an arm under their head? Why do we need to elevate our heads to sleep? Why does the pillow being soft matter? In: Biology 12 Answers ActiveNewestOldest « Previous 1 2 Anonymous Posted May 12, 2020 0 Comments [removed] Anonymous Posted May 12, 2020 0 Comments [deleted] « Previous 1 2 Register or Login
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