Once you have the high fever, your immune system will be decreased. Your eyes will be red because of the interlinked effect from the whole body. However, your eyes may feel dry. What's worse, it may cause the bloodshot eyes. Thus, once you find that you get the high fever, you'd better go to the hospital to have a treatment.
Well, yes, bloodshot eyes can be caused by fever. As we know that when you have a cold which is caused by the virus, it is possible to have high fever. And when you have high fever, your blood will become high too, at this moment, it will make your eye pressure high. Of course, it can lead to bloodshot eyes. In other words, high fever can lead to high blood pressure and high eye pressure. In the end, it can cause bloodshot eyes. To treat your bloodshot eyes, you should take some measures to heal your high fever. For example, you can drink hot beverages. According to some studies, a hot drink provides immediate and lasting relief of cold symptoms such as runny nose, cough, sneezing, and sore throat. And also, you should eat a diet rich in fresh fruits and vegetables. You should know that these foods provide lots of antioxidants, which may help boost your immune system, especially vitamins A and C. by relieving your cold, your high fever will be relieved, in that way, your bloodshot eyes will be better too.