Maybe it's a sign of serious eye disorders or you should adjust your daily life. Eye floaters means there are some tiny spots that would appear in the front of your vision. You can see them especially when looking at a bright background, such as white blackboard. It's common for people to have a few eye floaters thus it's harmless. However, there are different causes if the number of eye floaters increase dramatically once. If you are too tired and anxiety, or you don't have a balanced diet, the eye floaters can appear frequently. On the other side, maybe you get a serious eye disorder, such as glaucoma, the eye floaters just a sign of it. You had better go to see eye doctor to take an eye exam.