今天的文章我们想解答一个千古谜团——打哈欠时为什么总会流眼泪？先从一位医生的真实经历说起……<img width="990" height="4220" data-width="990" data-height="4220" data-id="368488462" style="max-width: 600px; height: auto; display: block; margin: 0 auto;" class="ait_item_box img_default" loading="lazy" src="https://imgpai.thepaper.cn/pphimage/20260306/8be8a376-8d0c-4828-8c5b-f4c631bd5515.jpg" data-filesize="362018" data-src="https://imgpai.thepaper.cn/pphimage/20260306/8be8a376-8d0c-4828-8c5b-f4c631bd5515.jpg" data-imageid="368488462"><img width="990" height="5000" data-width="990" data-height="5000" data-id="368488463" style="max-width: 600px; height: auto; display: block; margin: 0 auto;" class="ait_item_box img_default" loading="lazy" src="https://imgpai.thepaper.cn/pphimage/20260306/f2919fcb-9bac-4b3d-b130-889580edc112.jpg" data-filesize="485681" data-src="https://imgpai.thepaper.cn/pphimage/20260306/f2919fcb-9bac-4b3d-b130-889580edc112.jpg" data-imageid="368488463"><img width="990" height="3683" data-width="990" data-height="3683" data-id="368488464" style="max-width: 600px; 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height: auto; display: block; margin: 0 auto;" class="ait_item_box img_default" loading="lazy" src="https://imgpai.thepaper.cn/pphimage/20260306/975f1efd-179b-43ff-8274-4d8c84831d5e.jpg" data-filesize="393419" data-src="https://imgpai.thepaper.cn/pphimage/20260306/975f1efd-179b-43ff-8274-4d8c84831d5e.jpg" data-imageid="368488467"><img width="990" height="4063" data-width="990" data-height="4063" data-id="368488468" style="max-width: 600px; height: auto; display: block; margin: 0 auto;" class="ait_item_box img_default" loading="lazy" src="https://imgpai.thepaper.cn/pphimage/20260306/edbcd804-6087-4d91-9e4e-a75bfab4568e.jpg" data-filesize="558609" data-src="https://imgpai.thepaper.cn/pphimage/20260306/edbcd804-6087-4d91-9e4e-a75bfab4568e.jpg" data-imageid="368488468"><img width="990" height="4544" data-width="990" data-height="4544" data-id="368488469" style="max-width: 600px; height: auto; display: block; margin: 0 auto;" class="ait_item_box img_default" loading="lazy" src="https://imgpai.thepaper.cn/pphimage/20260306/24ed34a0-af78-4781-a6bf-fc57ec24a6f0.jpg" data-filesize="532363" data-src="https://imgpai.thepaper.cn/pphimage/20260306/24ed34a0-af78-4781-a6bf-fc57ec24a6f0.jpg" data-imageid="368488469"><img width="990" height="3773" data-width="990" data-height="3773" data-id="368488470" style="max-width: 600px; height: auto; display: block; margin: 0 auto;" class="ait_item_box img_default" loading="lazy" src="https://imgpai.thepaper.cn/pphimage/20260306/afe39339-84d7-4294-94a8-b1dbf51173e9.jpg" data-filesize="293933" data-src="https://imgpai.thepaper.cn/pphimage/20260306/afe39339-84d7-4294-94a8-b1dbf51173e9.jpg" data-imageid="368488470"><img width="990" height="4135" data-width="990" data-height="4135" data-id="368488471" style="max-width: 600px; height: auto; display: block; margin: 0 auto;" class="ait_item_box img_default" loading="lazy" src="https://imgpai.thepaper.cn/pphimage/20260306/6b9835b5-48b7-49ff-952f-b47a8bf4e030.jpg" data-filesize="327316" data-src="https://imgpai.thepaper.cn/pphimage/20260306/6b9835b5-48b7-49ff-952f-b47a8bf4e030.jpg" data-imageid="368488471">审核专家：黄东海中南大学湘雅医院耳鼻咽喉科主任医师参考文献<img width="960" height="1191" data-width="960" data-height="1191" data-id="368488472" style="max-width: 600px; height: auto; display: block; margin: 0 auto;" class="ait_item_box img_default" loading="lazy" src="https://imgpai.thepaper.cn/pphimage/20260306/cebf7498-e601-403f-8296-591dbff2a259.jpg" data-filesize="114954" data-src="https://imgpai.thepaper.cn/pphimage/20260306/cebf7498-e601-403f-8296-591dbff2a259.jpg" data-imageid="368488472">*腾讯医典内容团队出品原标题：《打哈欠时，这个细节别忽视！可能是大脑在发送“缺血警报”》<a href="https://mp.weixin.qq.com/s?__biz=Mzg2NDEzNTk4OA==&amp;mid=2247676477&amp;idx=1&amp;sn=53e4843eff5bc3b3eab34749c87c8ce2" target="_blank" rel="noopener">阅读原文</a>

打哈欠时，这个细节别忽视，可能是大脑在发送“缺血警报”

澎湃号·湃客

今天的文章 我们想解答一个千古谜团—— 打哈欠时 为什么总会流眼泪？ 先从一位医生的真实经历说起…… 审核专家：黄东海 中南大学湘雅医院耳鼻咽喉科主任医师 参考