red eyes (1) 썸네일형 리스트형 How red eyes are caused - the science behind it(눈 충혈이 일어나는 이유) Red eyes(bloodshot eyes) happen by various reasons - from allergies to even exposure to sunlight. A list of these causes are: allergies dry air/dust too much exposure to sunlight gas substance in the air (gasoline, etc) chemical substances smoke/flue gas All of these can be harmful to your eyes and cause inflammation. In order to prevent or stop inflamation, your body causes vasodilation of bloo.. 이전 1 다음
