Tearing up when looking at the computer is considered dry eye syndrome. Most patients spend a long time on the cell phone, computer, or often in the air-conditioned room prone to dry eye syndrome, because long time on the computer, the transient movement of the eyes will be significantly reduced, affecting the normal secretion of tears and tear evaporation too fast, the eyes will appear dry and sore symptoms, but will stimulate the eyes to appear the phenomenon of tears. Therefore, the performance of dry eyes is not only dry and sore, but also may be manifested as a transient tearing phenomenon. Usually pay attention to rest, try to stay away from electronic products, ensure sufficient sleep to increase the time of outdoor activities, so that the eyes get sufficient rest, if the onset of a longer period of time or serious symptoms consider the use of artificial tears type eye drops treatment, or dry eye treatment.