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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 ... Mar 18, 2023 ... This causes the blood vessels in the eyes to expand, causing redness or bloodshot eyes. Glaucoma. Some people wonder about the potential ... Sometimes small blood vessels in the white of the eye can break, causing a red spot or speck. This is called a subconjunctival hemorrhage. The blood vessels ... The most likely causes of a painless red eye are minor problems such as conjunctivitis or a burst blood vessel. These conditions don't tend to affect your ... 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 ... Sep 30, 2023 ... Bloodshot eyes typically appear red due to the dilation of tiny blood vessels in the whites of the eyes. May 2, 2022 ... Why Do I Have Bloodshot Eyes? · Conjunctivitis · Dry Eye Syndrome · Uveitis. Feb 27, 2023 ... Conjunctivitis (or red eye) is a common eye condition. Get information about its symptoms, how it's treated and where to get help. Rhinoconjunctivitis. Rhinitis is characterized by one or several of the following symptoms: nasal congestion, runny nose, post-nasal drip, sneezing, red ... The truth is, both sativa and indica strains can cause red or bloodshot eyes if they contain THC. ... Red eyes can have many causes, some serious and others not.