Millions of Americans are exposed to unhealthy levels of particulate matter due to wildfire smoke from Canada. Here’s what to know on why its so toxic to your health.
The New York skyline is seen in the background as a man jogs through the Liberty State Park in New Jersey, while the smoke from Canada wildfires envelops the area, June 8, 2023.leaving millions of Americans exposed to unhealthy levels of particulate matter.What is considered a dangerous air quality level?, which ranges from 0 to 500. A higher level indicates a greater level of pollution and health concern.
Inhaled particles are typically categorized into two groups: PM10 and PM2.5 – the number representing the size across the particle in micrometers. "The smaller particles are the dangerous ones. They can cause asthma. They can cause you to have not as good immune responses. You can get more colds, for example, you get more asthma," Dr. Kari Nadeau, a professor at Harvard in the School of Public Health and chair of the Environmental Health Department, told ABC News.
In fact, Nadeau estimates an AQI of 150 is equivalent to smoking an estimated seven cigarettes a day for someone spending the majority of their time outdoors.
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