《黄帝内经·素问·热论》
第二日，足阳明胃经受病。足阳明胃经主肌肉，其循行路线，挟鼻络于目，所以出现身体发热、眼睛痛、鼻腔干燥、睡眠不安的症状。
三日，少阳受之，少阳主胆，其脉循胁络于耳，故胸胁痛而耳聋。
On the second day, the foot yangming stomach meridian is afflicted with disease. The foot yangming stomach meridian governs muscles, its course runs along the nose and connects to the eyes, hence, the symptoms of fever, sore eyes, dry nasal cavity and sleeplessness.