Is it possible to have red eyes without any other symptoms?

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, ... Jul 9, 2019 ... A subconjunctival hemorrhage happens when a small blood vessel (capillary) breaks underneath the conjunctiva of your baby, causing a bloodshot ... Jan 16, 2020 ... Allergies are the primary cause of red eyes. The body reacts to an allergen—pollen, pet dander, mold, dust—by releasing histamines. Histamines ... Common Causes in Children ... These can range from simple allergies or infections to more complex conditions like conjunctivitis. Environmental factors like dust ... Mar 21, 2025 ... Causes of red eyes in dogs · Allergies · Environmental irritants · Conjunctivitis · Eye injuries · Uveitis · Corneal ulcers · Glaucoma · Dry eye. Eye irritation (Dry eyes, itchy eyes, red eyes) · Blurred vision · Headaches · Backaches · Neck aches · Muscle fatigue · Although CVS has not been found to cause any ... 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 ... If your eyes itch and are red, tearing or burning, you may have eye allergies (allergic conjunctivitis), a condition that affects millions of Americans. One of the most common is having red eyes (or a red eye), which, in the vast ... When this happens, it can cause a bright red blood spot within the eye. Dec 30, 2023 ... This cause of red, irritated eyes can range from quite mild to very serious. Your dog may have a hair or piece of grass stuck in their eye that ...