The increase in mortality was higher among people over 65, which occurred from cardiovascular and respiratory causes several days after exposure. Asthmatics are perhaps the most affected by periodic wood smoke exposure. Americans have asthma. More than 9.6 million Americans over 18 have asthma. Asthma breathing problems usually happen in episodes.
Triggers range from viral infections to irritating gases and particles in the air .
Nationwide, asthma accounts for 10 million lost school days annually. Asthma also accounts for 1 in 6 of all pediatric emergency visits and is the third-ranking cause of hospitalization among children under 15 in the United States. Report discusses human settlement patterns and population projections and demographics. The SNEP report also found that age groups are not distributed evenly across all communities. For example, certain communities have attracted a large share of the retirement age population.