It is bad to look at the sun, for it can damage your eyes, and in some cases, it can also lead to blindness. First, you should know that according to some experts, by looking at the sun, it can kill the cells in the retina. So when someone stares at the sun, the cells in the retina die. That is to say, a blind spot forms or general blindness can occur in especially bad cases. So you are not supposed to watch the sun in naked eyes. To solve the problem, you can buy the tool which is designed for the watching use. With them, it can be safe for you to have a watch.