A broken blood vessel in the eye is correctly known as a sub-conjunctival haemorrhage. It looks really terrible and horrific. It is purly a cosmetically issue, not really an eye disease. That is, your eyesight and other eye problems cannot be related to blood vessel pops in your eyes. High blood pressure, constipation, stress, coughing or sneezing excessively are common causes of blood vessel pops in your eyes. You should seek the advice of your doctor in case any other damage has also been caused.
In medically, this phenomenon is called subconjunctival hemorrhage. To put it simply sometimes your eyes can not absorb the blood quickly, then you will see blood burst in your eyes. The common reason is strain. And excessive sports also can cause blood vessel in your eyes. Another possibilities is injury. Sometimes by accident, some sharp object run into your eyes. if you are red eye, you may also see blood vessel. Anyway, don't worry about that, it is not so danger as you think. After a few days, you will be ok.
This condition is benign, you need not be panic. It is called retinal hemorrhage resulted from extreme stain and pressure. If the oxygen in the eyes is not sufficient, your eyes will suffer from pressure that makes your eyes pop. Hypertension, vomiting and coughing can also be the cause of popping vessels. Usually, the popping blood vessel will take weeks to recover on its own. Eye drops that can relieve uncomfortable feelings can be applied. And you must avoid other NSAIDs or aspirin. If you find blood between cornea and the pupil, you probably have hyphema which leads to sudden glaucoma and even permanent loss of vision. In this case, you should turn to your doctor for treatment.
A blood vessel popped is a kind of small blood vessel disease in some certain. Anyone who get this blood vessel disease are lacking of blood circulating to the furthest parts of your body. Usually, you feel the blurred vision and dry eye problems exist. Luckily, you may ignore this condition, because it will discovery in three to six weeks later. During the course, you may change into a good diet form to discovery quickly, meanwhile, you could take some drugs such as aspirin to help your eye problem become good earlier. Certainly, this is a relative good condition, you should go to see your doctor quickly if your vision become bad, or other pains you feel. In a word, hope you have healthy eyes and a happy life. Best wishes.