Air quality warnings... what do they really mean?
In today's 21 News podcast, Chris Cerenelli speaks with Dr. Timothy Barreiro, a pulmonologist, about the how the western U.S. wildfire smoke is affecting people in the Valley.
According to Dr. Barreiro, with the Valley's high number of pulmonary cases, the haze from fires thousands of miles away is a serious concern for those who have this disease, including emphysema, chronic bronchitis, and industrial-related incidents.
Listen to learn how to know the difference between smog, fog, haze and what the air quality ratings mean.
Listen up!