Why should you never look directly at the sun?

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, ... A RED OR BLOODSHOT EYE – SUBCONJUNCTIVAL HAEMORRHAGE · There are some potentially serious causes of this, but the most common (and benign) cause is a ... May 2, 2022 ... Why Do I Have Bloodshot Eyes? · Dry eyes · Irritants such as smoke, pollen and perfume · Lack of sleep · Excessive alcohol consumption · Spending too ... Inflammation of the eyelid and eyelashes, this can be caused by poor eyelid hygiene. Regularly clean your eyelids and lashes. Use a hot washcloth and soak them ... Sep 12, 2022 ... Dry Eye Disease. Dryness is the most common cause of red eyes. Healthy eyes contain liquid, which keeps them moist and functional. Occasionally, ... 9 Causes of Red, Bloodshot Eyes. Patricia Pinto-Garcia, MD, MPH. Nishika Reddy, MD. Written by Patricia Pinto-Garcia, MD, MPH | Reviewed by Nishika Reddy, MD. Jun 5, 2023 ... External irritants or foreign material in or around the eyes can cause redness. Common examples include grass, hair, toxic gases/fumes, fights ... Nov 20, 2019 ... The common “red veins in eyes” condition is incredibly common, due to many reasons that can cause it, such as hay fever, staring at a screen for ... May 2, 2022 ... Why Do I Have Bloodshot Eyes? · Conjunctivitis · Dry Eye Syndrome · Uveitis. Red, bloodshot eyes can indicate several conditions. They may look alarming, but they're usually caused by a minor eye irritation or condition, like ...