Is color blindness a common condition?

Red eyes are usually caused by easily treated issues like allergies or pink eye. But if you're in pain or your vision's changing, it could be more serious. Jul 9, 2019 ... Red veins in babies' eyes: what causes it? Your newborn baby might have red veins in their eyes from a subconjunctival hemorrhage (see above). Seasonal or environmental allergies, such as those to pollen, pet dander, and cigarette smoke, can cause red and swollen eyes. You may also experience itching, ... Sep 1, 2019 ... Red eyes can result from causes other than those listed above, including infection, eye injury, smoking or exposure to smoke, having a cold or the flu, ... The medical name for this is a subconjunctival haemorrhage and it can be caused by straining, coughing, vomiting or even heavy sneezing.Burst blood vessels can ... Sep 30, 2023 ... Bloodshot eyes typically appear red due to the dilation of tiny blood vessels in the whites of the eyes. Dec 30, 2021 ... Conjunctivitis is caused by an infection of the thin, transparent membrane that lines the eyelids and covers the white of the eye. Infected ... Jul 12, 2018 ... This increases the blood flow to these areas and causes an overall decrease in blood pressure. The increased blood flow to your eyeball causes ... Red eye. A red eye is usually nothing to worry about and often gets better on its own. But sometimes it can be serious and you'll need to get medical help. Box 1. Common causes of paediatric red eye. · Viral conjunctivitis. · Bacterial conjunctivitis. · Corneal abrasion/trauma. · Subconjunctival haemorrhage.