What makes people heavy sleepers, light sleepers, etc..? 503 viewsJanuary 3, 2024 Question90.90K August 10, 2021 0 Comments What causes humans to have different sleeping types rather than just all having the same type of sleep? In: Biology 4 Answers ActiveNewestOldest Anonymous Posted August 10, 2021 0 Comments [removed] You are viewing 1 out of 4 answers, click here to view all answers. Register or Login
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