Objective

Perceive the air pollution atmospheric by fine particles (PM25) in the human organism on the Metropolitan Urban Area of Monterrey [MUAM], Nuevo León; considering its effects and the sensorial detection capability by each subject's perception.

Materials and Methods

This research was made with 504 participating subjects exposed to the effects of the contaminants mentioned on the MUAM, Nuevo León, considering the background of each subject and their unconscious perception, in order to avoid the possible bias in the result.

Results

It was found that the present levels of environment pollution by fine particles affected on different ways the healthy participant subjects than the ones reported with any susceptibility or visual affection and/or respiratory illness.

Discussion

It was determined that the current levels of environment contaminants in the MUAM have reached degrees of affectation in organisms of people with susceptibility or problems either visual or respiratory, when they carry out their activities in external environments.