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拉屎最快、最干净的 1 种姿势,很多人却不知道!
研究人员认为,身体前倾会增加髋关节屈曲度。与直立坐姿相比,这种姿势可增加直肠内压力,使耻骨直肠肌更加松弛,直肠肛门角(ARA)角度变直,模拟出蹲着拉的人体力学。
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