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What causes red and bloodshot eyes?

Red and bloodshot eyes can look scary, especially if you don’t know what’s caused them, but they are usually nothing to worry about. Even something as simple as a ginormous sneeze (yes, really!) can turn the whites of your eyes red.

Find out more about the causes of red and bloodshot eyes, including the ins and outs of how a sneeze can leave your eyes looking red. We’ll also talk about some of the home remedies and other treatments that can help put the sparkle back in your eyes.

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We’re experts in eyecare and are dedicated to supporting you to look after your sight, whether you’re curious about a niggling symptom or are searching for fresh tips to feel at your best. Here, you’ll find medically reviewed articles, helpful tools, the latest eyecare information, and treatment support to help relieve symptoms of dry eye, fast.

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Santen UK&I has developed with an expert team to share fact checked information that you can trust to help protect your eyes and keep you feeling and looking at your best.

We have a long heritage in eye care, pioneering new treatments and scientific advancements for more than a decade, such as Cationorm® – a first-of-a-kind eye drop that provides long-lasting relief from the uncomfortable symptoms of dry eye. We’re proud to be a world leader in eye care, including in glaucoma, dry eye, VKC, blepharitis, allergies and eye surgery, and of our mission to better protect the world’s sight.

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