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And, the ones that remain are using fewer products

Trust me, some mad hat scientist may have figured this out

Additionally, hard and sharp-edged items like potato chips, crackers, raw carrots, nuts, toasted bread, and dry cereals should also be avoided because these can scratch the sensitive tissue of the throat

10.1016/j.ijinfomgt.2014.09.004 CrossRef Google Scholar View reference in article 27 Office of Public Affairs (2024)

Emphysema can be categorized based on the areas of the lungs affected

The association was so large and consistent that other risk factors could not explain it, and scientists were confident that it was a causal risk factor for lung cancer