Although it is believed that this over-stimulation generated by visual pollution only affects the area in which it is found, in reality its negative impact permeates other beings. In the case of human beings, over-stimulation in sight generates visual problems and stress in the eyeball because it needs to work harder to assimilate the information. This type of pollution can produce a deterioration in health, causing anxiety, anguish, headaches, nervousness and psychological stress in people.