Why is smog like a pack of cigarettes? Because it has the same effects exactly on your health. Here's what the EPA says on this topic. Constant exposure to elevated particle pollution will contribute to reduced respiratory function even in apparently healthy people. Here's another quote. Respiratory effects related to active exposure to fine particles include reduction in pulmonary function, increased airway inflammation, and can be serious enough to result in emergency department visits and hospital admission. (21:53–22:02)
CLAIM
Asserts that constant exposure to elevated particle pollution reduces respiratory function.
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