Why does we rub our eyes when we are tired? 813 viewsJanuary 3, 2024 Question91.64K November 5, 2020 0 Comments Why does we rub our eyes when we are tired? In: Biology 5 Answers ActiveNewestOldest Anonymous Posted November 5, 2020 0 Comments Histamine also helps regulate our sleep/wake cycle. I used to work night shift, and 0200-0600 my eyes itches and my nose ran like crazy. [Histamine regulation](https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6043637/#S4title) You are viewing 1 out of 5 answers, click here to view all answers. Register or Login
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