bloodshot

Red eyes occur when the blood vessels on the surface of the eye expand. permendiknas no 33 tahun 2008 smk Environmental causes of bloodshot or red eyes include: Airborne allergens (causing. barjanzi Smoke (fire-related, second-hand cigarette smoke, etc ) Dry air (arid climates, airplane cabins, office buildings, etc ) Airborne fumes (gasoline, solvents, etc )