Living with a chronic lung disease like asthma makes your lungs more sensitive than people without asthma. However, 18 percent of adults with asthma in the U.S. smoke, compared to 13.6 percent without ...
Menthol is a chemical naturally found in peppermint and other mint plants, but it can also be made in a lab. First added to tobacco in the 1920s and 1930s, menthol reduces the harshness of cigarette ...
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