1 Air pollution acts in a similar manner to cigarette smoke. 2  The pollutants cause inflammation in the airways, leading to the destruction of lung tissue. 3  Abnormal airway reactivity, such as bronchial asthma, has been shown to be a risk factor for the development of emphysema.
Luis Rivera (III) Luis Rivera is an actor, known for Bad Man's River (1971), Guns of the Magnificent Seven (1969) and Custer of the West (1967). See full bio Â».
Brent Rivera As PDF Brent Rivera is a well-known American Social Media Personality across several platforms; however he shot to fame and popularity for his activities as a YouTuber and Vine Star. He had that X-factor since childhood when he began acting at eleven years of age.